diff --git a/cmd/flagger/main.go b/cmd/flagger/main.go
index 6b6766636..23136c691 100644
--- a/cmd/flagger/main.go
+++ b/cmd/flagger/main.go
@@ -77,7 +77,7 @@ func main() {
 	}
 
 	flaggerInformerFactory := informers.NewSharedInformerFactory(flaggerClient, time.Second*30)
-	canaryInformer := flaggerInformerFactory.Flagger().V1alpha1().Canaries()
+	canaryInformer := flaggerInformerFactory.Flagger().V1alpha2().Canaries()
 
 	logger.Infof("Starting flagger version %s revision %s", version.VERSION, version.REVISION)
 
diff --git a/pkg/apis/flagger/v1alpha1/doc.go b/pkg/apis/flagger/v1alpha2/doc.go
similarity index 89%
rename from pkg/apis/flagger/v1alpha1/doc.go
rename to pkg/apis/flagger/v1alpha2/doc.go
index 6256468c0..c22d2e169 100755
--- a/pkg/apis/flagger/v1alpha1/doc.go
+++ b/pkg/apis/flagger/v1alpha2/doc.go
@@ -16,6 +16,6 @@ limitations under the License.
 
 // +k8s:deepcopy-gen=package
 
-// Package v1alpha1 is the v1alpha1 version of the API.
+// Package v1alpha2 is the v1alpha2 version of the API.
 // +groupName=flagger.app
-package v1alpha1
+package v1alpha2
diff --git a/pkg/apis/flagger/v1alpha1/register.go b/pkg/apis/flagger/v1alpha2/register.go
similarity index 97%
rename from pkg/apis/flagger/v1alpha1/register.go
rename to pkg/apis/flagger/v1alpha2/register.go
index 47c65f177..43ac3cb4b 100755
--- a/pkg/apis/flagger/v1alpha1/register.go
+++ b/pkg/apis/flagger/v1alpha2/register.go
@@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-package v1alpha1
+package v1alpha2
 
 import (
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@@ -25,7 +25,7 @@ import (
 )
 
 // SchemeGroupVersion is group version used to register these objects
-var SchemeGroupVersion = schema.GroupVersion{Group: rollout.GroupName, Version: "v1alpha1"}
+var SchemeGroupVersion = schema.GroupVersion{Group: rollout.GroupName, Version: "v1alpha2"}
 
 // Kind takes an unqualified kind and returns back a Group qualified GroupKind
 func Kind(kind string) schema.GroupKind {
diff --git a/pkg/apis/flagger/v1alpha1/types.go b/pkg/apis/flagger/v1alpha2/types.go
similarity index 82%
rename from pkg/apis/flagger/v1alpha1/types.go
rename to pkg/apis/flagger/v1alpha2/types.go
index d629866bb..270ad75a7 100755
--- a/pkg/apis/flagger/v1alpha1/types.go
+++ b/pkg/apis/flagger/v1alpha2/types.go
@@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-package v1alpha1
+package v1alpha2
 
 import (
 	hpav1 "k8s.io/api/autoscaling/v1"
@@ -96,19 +96,30 @@ type CanaryService struct {
 
 // CanaryAnalysis is used to describe how the analysis should be done
 type CanaryAnalysis struct {
-	Threshold  int            `json:"threshold"`
-	MaxWeight  int            `json:"maxWeight"`
-	StepWeight int            `json:"stepWeight"`
-	Metrics    []CanaryMetric `json:"metrics"`
+	Threshold  int             `json:"threshold"`
+	MaxWeight  int             `json:"maxWeight"`
+	StepWeight int             `json:"stepWeight"`
+	Metrics    []CanaryMetric  `json:"metrics"`
+	Webhooks   []CanaryWebhook `json:"webhooks,omitempty"`
 }
 
-// CanaryMetric hold the reference to Istio metrics used for canary analysis
+// CanaryMetric holds the reference to Istio metrics used for canary analysis
 type CanaryMetric struct {
 	Name      string `json:"name"`
 	Interval  string `json:"interval"`
 	Threshold int    `json:"threshold"`
 }
 
+// CanaryWebhook holds the reference to external checks used for canary analysis
+type CanaryWebhook struct {
+	Name    string `json:"name"`
+	URL     string `json:"url"`
+	Timeout string `json:"timeout"`
+	// +optional
+	Metadata *map[string]string `json:"metadata,omitempty"`
+}
+
+// GetProgressDeadlineSeconds returns the progress deadline (default 600s)
 func (c *Canary) GetProgressDeadlineSeconds() int {
 	if c.Spec.ProgressDeadlineSeconds != nil {
 		return int(*c.Spec.ProgressDeadlineSeconds)
diff --git a/pkg/apis/flagger/v1alpha1/zz_generated.deepcopy.go b/pkg/apis/flagger/v1alpha2/zz_generated.deepcopy.go
similarity index 85%
rename from pkg/apis/flagger/v1alpha1/zz_generated.deepcopy.go
rename to pkg/apis/flagger/v1alpha2/zz_generated.deepcopy.go
index c0361ad46..7df95a245 100644
--- a/pkg/apis/flagger/v1alpha1/zz_generated.deepcopy.go
+++ b/pkg/apis/flagger/v1alpha2/zz_generated.deepcopy.go
@@ -18,7 +18,7 @@ limitations under the License.
 
 // Code generated by deepcopy-gen. DO NOT EDIT.
 
-package v1alpha1
+package v1alpha2
 
 import (
 	runtime "k8s.io/apimachinery/pkg/runtime"
@@ -60,6 +60,13 @@ func (in *CanaryAnalysis) DeepCopyInto(out *CanaryAnalysis) {
 		*out = make([]CanaryMetric, len(*in))
 		copy(*out, *in)
 	}
+	if in.Webhooks != nil {
+		in, out := &in.Webhooks, &out.Webhooks
+		*out = make([]CanaryWebhook, len(*in))
+		for i := range *in {
+			(*in)[i].DeepCopyInto(&(*out)[i])
+		}
+	}
 	return
 }
 
@@ -189,3 +196,30 @@ func (in *CanaryStatus) DeepCopy() *CanaryStatus {
 	in.DeepCopyInto(out)
 	return out
 }
+
+// DeepCopyInto is an autogenerated deepcopy function, copying the receiver, writing into out. in must be non-nil.
+func (in *CanaryWebhook) DeepCopyInto(out *CanaryWebhook) {
+	*out = *in
+	if in.Metadata != nil {
+		in, out := &in.Metadata, &out.Metadata
+		*out = new(map[string]string)
+		if **in != nil {
+			in, out := *in, *out
+			*out = make(map[string]string, len(*in))
+			for key, val := range *in {
+				(*out)[key] = val
+			}
+		}
+	}
+	return
+}
+
+// DeepCopy is an autogenerated deepcopy function, copying the receiver, creating a new CanaryWebhook.
+func (in *CanaryWebhook) DeepCopy() *CanaryWebhook {
+	if in == nil {
+		return nil
+	}
+	out := new(CanaryWebhook)
+	in.DeepCopyInto(out)
+	return out
+}
diff --git a/pkg/client/clientset/versioned/clientset.go b/pkg/client/clientset/versioned/clientset.go
index 449f44084..7f267a53b 100644
--- a/pkg/client/clientset/versioned/clientset.go
+++ b/pkg/client/clientset/versioned/clientset.go
@@ -19,7 +19,7 @@ limitations under the License.
 package versioned
 
 import (
-	flaggerv1alpha1 "github.com/stefanprodan/flagger/pkg/client/clientset/versioned/typed/flagger/v1alpha1"
+	flaggerv1alpha2 "github.com/stefanprodan/flagger/pkg/client/clientset/versioned/typed/flagger/v1alpha2"
 	discovery "k8s.io/client-go/discovery"
 	rest "k8s.io/client-go/rest"
 	flowcontrol "k8s.io/client-go/util/flowcontrol"
@@ -27,27 +27,27 @@ import (
 
 type Interface interface {
 	Discovery() discovery.DiscoveryInterface
-	FlaggerV1alpha1() flaggerv1alpha1.FlaggerV1alpha1Interface
+	FlaggerV1alpha2() flaggerv1alpha2.FlaggerV1alpha2Interface
 	// Deprecated: please explicitly pick a version if possible.
-	Flagger() flaggerv1alpha1.FlaggerV1alpha1Interface
+	Flagger() flaggerv1alpha2.FlaggerV1alpha2Interface
 }
 
 // Clientset contains the clients for groups. Each group has exactly one
 // version included in a Clientset.
 type Clientset struct {
 	*discovery.DiscoveryClient
-	flaggerV1alpha1 *flaggerv1alpha1.FlaggerV1alpha1Client
+	flaggerV1alpha2 *flaggerv1alpha2.FlaggerV1alpha2Client
 }
 
-// FlaggerV1alpha1 retrieves the FlaggerV1alpha1Client
-func (c *Clientset) FlaggerV1alpha1() flaggerv1alpha1.FlaggerV1alpha1Interface {
-	return c.flaggerV1alpha1
+// FlaggerV1alpha2 retrieves the FlaggerV1alpha2Client
+func (c *Clientset) FlaggerV1alpha2() flaggerv1alpha2.FlaggerV1alpha2Interface {
+	return c.flaggerV1alpha2
 }
 
 // Deprecated: Flagger retrieves the default version of FlaggerClient.
 // Please explicitly pick a version.
-func (c *Clientset) Flagger() flaggerv1alpha1.FlaggerV1alpha1Interface {
-	return c.flaggerV1alpha1
+func (c *Clientset) Flagger() flaggerv1alpha2.FlaggerV1alpha2Interface {
+	return c.flaggerV1alpha2
 }
 
 // Discovery retrieves the DiscoveryClient
@@ -66,7 +66,7 @@ func NewForConfig(c *rest.Config) (*Clientset, error) {
 	}
 	var cs Clientset
 	var err error
-	cs.flaggerV1alpha1, err = flaggerv1alpha1.NewForConfig(&configShallowCopy)
+	cs.flaggerV1alpha2, err = flaggerv1alpha2.NewForConfig(&configShallowCopy)
 	if err != nil {
 		return nil, err
 	}
@@ -82,7 +82,7 @@ func NewForConfig(c *rest.Config) (*Clientset, error) {
 // panics if there is an error in the config.
 func NewForConfigOrDie(c *rest.Config) *Clientset {
 	var cs Clientset
-	cs.flaggerV1alpha1 = flaggerv1alpha1.NewForConfigOrDie(c)
+	cs.flaggerV1alpha2 = flaggerv1alpha2.NewForConfigOrDie(c)
 
 	cs.DiscoveryClient = discovery.NewDiscoveryClientForConfigOrDie(c)
 	return &cs
@@ -91,7 +91,7 @@ func NewForConfigOrDie(c *rest.Config) *Clientset {
 // New creates a new Clientset for the given RESTClient.
 func New(c rest.Interface) *Clientset {
 	var cs Clientset
-	cs.flaggerV1alpha1 = flaggerv1alpha1.New(c)
+	cs.flaggerV1alpha2 = flaggerv1alpha2.New(c)
 
 	cs.DiscoveryClient = discovery.NewDiscoveryClient(c)
 	return &cs
diff --git a/pkg/client/clientset/versioned/fake/clientset_generated.go b/pkg/client/clientset/versioned/fake/clientset_generated.go
index c9815dd1c..d378d2b1d 100644
--- a/pkg/client/clientset/versioned/fake/clientset_generated.go
+++ b/pkg/client/clientset/versioned/fake/clientset_generated.go
@@ -20,8 +20,8 @@ package fake
 
 import (
 	clientset "github.com/stefanprodan/flagger/pkg/client/clientset/versioned"
-	flaggerv1alpha1 "github.com/stefanprodan/flagger/pkg/client/clientset/versioned/typed/flagger/v1alpha1"
-	fakeflaggerv1alpha1 "github.com/stefanprodan/flagger/pkg/client/clientset/versioned/typed/flagger/v1alpha1/fake"
+	flaggerv1alpha2 "github.com/stefanprodan/flagger/pkg/client/clientset/versioned/typed/flagger/v1alpha2"
+	fakeflaggerv1alpha2 "github.com/stefanprodan/flagger/pkg/client/clientset/versioned/typed/flagger/v1alpha2/fake"
 	"k8s.io/apimachinery/pkg/runtime"
 	"k8s.io/apimachinery/pkg/watch"
 	"k8s.io/client-go/discovery"
@@ -71,12 +71,12 @@ func (c *Clientset) Discovery() discovery.DiscoveryInterface {
 
 var _ clientset.Interface = &Clientset{}
 
-// FlaggerV1alpha1 retrieves the FlaggerV1alpha1Client
-func (c *Clientset) FlaggerV1alpha1() flaggerv1alpha1.FlaggerV1alpha1Interface {
-	return &fakeflaggerv1alpha1.FakeFlaggerV1alpha1{Fake: &c.Fake}
+// FlaggerV1alpha2 retrieves the FlaggerV1alpha2Client
+func (c *Clientset) FlaggerV1alpha2() flaggerv1alpha2.FlaggerV1alpha2Interface {
+	return &fakeflaggerv1alpha2.FakeFlaggerV1alpha2{Fake: &c.Fake}
 }
 
-// Flagger retrieves the FlaggerV1alpha1Client
-func (c *Clientset) Flagger() flaggerv1alpha1.FlaggerV1alpha1Interface {
-	return &fakeflaggerv1alpha1.FakeFlaggerV1alpha1{Fake: &c.Fake}
+// Flagger retrieves the FlaggerV1alpha2Client
+func (c *Clientset) Flagger() flaggerv1alpha2.FlaggerV1alpha2Interface {
+	return &fakeflaggerv1alpha2.FakeFlaggerV1alpha2{Fake: &c.Fake}
 }
diff --git a/pkg/client/clientset/versioned/fake/register.go b/pkg/client/clientset/versioned/fake/register.go
index 691e1cdf8..ad9c1316b 100644
--- a/pkg/client/clientset/versioned/fake/register.go
+++ b/pkg/client/clientset/versioned/fake/register.go
@@ -19,7 +19,7 @@ limitations under the License.
 package fake
 
 import (
-	flaggerv1alpha1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	flaggerv1alpha2 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	runtime "k8s.io/apimachinery/pkg/runtime"
 	schema "k8s.io/apimachinery/pkg/runtime/schema"
@@ -50,5 +50,5 @@ func init() {
 // After this, RawExtensions in Kubernetes types will serialize kube-aggregator types
 // correctly.
 func AddToScheme(scheme *runtime.Scheme) {
-	flaggerv1alpha1.AddToScheme(scheme)
+	flaggerv1alpha2.AddToScheme(scheme)
 }
diff --git a/pkg/client/clientset/versioned/scheme/register.go b/pkg/client/clientset/versioned/scheme/register.go
index 621cde3db..d38601490 100644
--- a/pkg/client/clientset/versioned/scheme/register.go
+++ b/pkg/client/clientset/versioned/scheme/register.go
@@ -19,7 +19,7 @@ limitations under the License.
 package scheme
 
 import (
-	flaggerv1alpha1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	flaggerv1alpha2 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	runtime "k8s.io/apimachinery/pkg/runtime"
 	schema "k8s.io/apimachinery/pkg/runtime/schema"
@@ -50,5 +50,5 @@ func init() {
 // After this, RawExtensions in Kubernetes types will serialize kube-aggregator types
 // correctly.
 func AddToScheme(scheme *runtime.Scheme) {
-	flaggerv1alpha1.AddToScheme(scheme)
+	flaggerv1alpha2.AddToScheme(scheme)
 }
diff --git a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/canary.go b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/canary.go
similarity index 79%
rename from pkg/client/clientset/versioned/typed/flagger/v1alpha1/canary.go
rename to pkg/client/clientset/versioned/typed/flagger/v1alpha2/canary.go
index 8b8b52f18..05e7bab4b 100644
--- a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/canary.go
+++ b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/canary.go
@@ -16,10 +16,10 @@ limitations under the License.
 
 // Code generated by client-gen. DO NOT EDIT.
 
-package v1alpha1
+package v1alpha2
 
 import (
-	v1alpha1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	v1alpha2 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	scheme "github.com/stefanprodan/flagger/pkg/client/clientset/versioned/scheme"
 	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	types "k8s.io/apimachinery/pkg/types"
@@ -35,15 +35,15 @@ type CanariesGetter interface {
 
 // CanaryInterface has methods to work with Canary resources.
 type CanaryInterface interface {
-	Create(*v1alpha1.Canary) (*v1alpha1.Canary, error)
-	Update(*v1alpha1.Canary) (*v1alpha1.Canary, error)
-	UpdateStatus(*v1alpha1.Canary) (*v1alpha1.Canary, error)
+	Create(*v1alpha2.Canary) (*v1alpha2.Canary, error)
+	Update(*v1alpha2.Canary) (*v1alpha2.Canary, error)
+	UpdateStatus(*v1alpha2.Canary) (*v1alpha2.Canary, error)
 	Delete(name string, options *v1.DeleteOptions) error
 	DeleteCollection(options *v1.DeleteOptions, listOptions v1.ListOptions) error
-	Get(name string, options v1.GetOptions) (*v1alpha1.Canary, error)
-	List(opts v1.ListOptions) (*v1alpha1.CanaryList, error)
+	Get(name string, options v1.GetOptions) (*v1alpha2.Canary, error)
+	List(opts v1.ListOptions) (*v1alpha2.CanaryList, error)
 	Watch(opts v1.ListOptions) (watch.Interface, error)
-	Patch(name string, pt types.PatchType, data []byte, subresources ...string) (result *v1alpha1.Canary, err error)
+	Patch(name string, pt types.PatchType, data []byte, subresources ...string) (result *v1alpha2.Canary, err error)
 	CanaryExpansion
 }
 
@@ -54,7 +54,7 @@ type canaries struct {
 }
 
 // newCanaries returns a Canaries
-func newCanaries(c *FlaggerV1alpha1Client, namespace string) *canaries {
+func newCanaries(c *FlaggerV1alpha2Client, namespace string) *canaries {
 	return &canaries{
 		client: c.RESTClient(),
 		ns:     namespace,
@@ -62,8 +62,8 @@ func newCanaries(c *FlaggerV1alpha1Client, namespace string) *canaries {
 }
 
 // Get takes name of the canary, and returns the corresponding canary object, and an error if there is any.
-func (c *canaries) Get(name string, options v1.GetOptions) (result *v1alpha1.Canary, err error) {
-	result = &v1alpha1.Canary{}
+func (c *canaries) Get(name string, options v1.GetOptions) (result *v1alpha2.Canary, err error) {
+	result = &v1alpha2.Canary{}
 	err = c.client.Get().
 		Namespace(c.ns).
 		Resource("canaries").
@@ -75,8 +75,8 @@ func (c *canaries) Get(name string, options v1.GetOptions) (result *v1alpha1.Can
 }
 
 // List takes label and field selectors, and returns the list of Canaries that match those selectors.
-func (c *canaries) List(opts v1.ListOptions) (result *v1alpha1.CanaryList, err error) {
-	result = &v1alpha1.CanaryList{}
+func (c *canaries) List(opts v1.ListOptions) (result *v1alpha2.CanaryList, err error) {
+	result = &v1alpha2.CanaryList{}
 	err = c.client.Get().
 		Namespace(c.ns).
 		Resource("canaries").
@@ -97,8 +97,8 @@ func (c *canaries) Watch(opts v1.ListOptions) (watch.Interface, error) {
 }
 
 // Create takes the representation of a canary and creates it.  Returns the server's representation of the canary, and an error, if there is any.
-func (c *canaries) Create(canary *v1alpha1.Canary) (result *v1alpha1.Canary, err error) {
-	result = &v1alpha1.Canary{}
+func (c *canaries) Create(canary *v1alpha2.Canary) (result *v1alpha2.Canary, err error) {
+	result = &v1alpha2.Canary{}
 	err = c.client.Post().
 		Namespace(c.ns).
 		Resource("canaries").
@@ -109,8 +109,8 @@ func (c *canaries) Create(canary *v1alpha1.Canary) (result *v1alpha1.Canary, err
 }
 
 // Update takes the representation of a canary and updates it. Returns the server's representation of the canary, and an error, if there is any.
-func (c *canaries) Update(canary *v1alpha1.Canary) (result *v1alpha1.Canary, err error) {
-	result = &v1alpha1.Canary{}
+func (c *canaries) Update(canary *v1alpha2.Canary) (result *v1alpha2.Canary, err error) {
+	result = &v1alpha2.Canary{}
 	err = c.client.Put().
 		Namespace(c.ns).
 		Resource("canaries").
@@ -124,8 +124,8 @@ func (c *canaries) Update(canary *v1alpha1.Canary) (result *v1alpha1.Canary, err
 // UpdateStatus was generated because the type contains a Status member.
 // Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
 
-func (c *canaries) UpdateStatus(canary *v1alpha1.Canary) (result *v1alpha1.Canary, err error) {
-	result = &v1alpha1.Canary{}
+func (c *canaries) UpdateStatus(canary *v1alpha2.Canary) (result *v1alpha2.Canary, err error) {
+	result = &v1alpha2.Canary{}
 	err = c.client.Put().
 		Namespace(c.ns).
 		Resource("canaries").
@@ -160,8 +160,8 @@ func (c *canaries) DeleteCollection(options *v1.DeleteOptions, listOptions v1.Li
 }
 
 // Patch applies the patch and returns the patched canary.
-func (c *canaries) Patch(name string, pt types.PatchType, data []byte, subresources ...string) (result *v1alpha1.Canary, err error) {
-	result = &v1alpha1.Canary{}
+func (c *canaries) Patch(name string, pt types.PatchType, data []byte, subresources ...string) (result *v1alpha2.Canary, err error) {
+	result = &v1alpha2.Canary{}
 	err = c.client.Patch(pt).
 		Namespace(c.ns).
 		Resource("canaries").
diff --git a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/doc.go b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/doc.go
similarity index 97%
rename from pkg/client/clientset/versioned/typed/flagger/v1alpha1/doc.go
rename to pkg/client/clientset/versioned/typed/flagger/v1alpha2/doc.go
index 20b3d7fd1..0b3efa15b 100644
--- a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/doc.go
+++ b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/doc.go
@@ -17,4 +17,4 @@ limitations under the License.
 // Code generated by client-gen. DO NOT EDIT.
 
 // This package has the automatically generated typed clients.
-package v1alpha1
+package v1alpha2
diff --git a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/fake/doc.go b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/fake/doc.go
similarity index 100%
rename from pkg/client/clientset/versioned/typed/flagger/v1alpha1/fake/doc.go
rename to pkg/client/clientset/versioned/typed/flagger/v1alpha2/fake/doc.go
diff --git a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/fake/fake_canary.go b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/fake/fake_canary.go
similarity index 76%
rename from pkg/client/clientset/versioned/typed/flagger/v1alpha1/fake/fake_canary.go
rename to pkg/client/clientset/versioned/typed/flagger/v1alpha2/fake/fake_canary.go
index 157beb64a..5df760808 100644
--- a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/fake/fake_canary.go
+++ b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/fake/fake_canary.go
@@ -19,7 +19,7 @@ limitations under the License.
 package fake
 
 import (
-	v1alpha1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	v1alpha2 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	labels "k8s.io/apimachinery/pkg/labels"
 	schema "k8s.io/apimachinery/pkg/runtime/schema"
@@ -30,29 +30,29 @@ import (
 
 // FakeCanaries implements CanaryInterface
 type FakeCanaries struct {
-	Fake *FakeFlaggerV1alpha1
+	Fake *FakeFlaggerV1alpha2
 	ns   string
 }
 
-var canariesResource = schema.GroupVersionResource{Group: "flagger.app", Version: "v1alpha1", Resource: "canaries"}
+var canariesResource = schema.GroupVersionResource{Group: "flagger.app", Version: "v1alpha2", Resource: "canaries"}
 
-var canariesKind = schema.GroupVersionKind{Group: "flagger.app", Version: "v1alpha1", Kind: "Canary"}
+var canariesKind = schema.GroupVersionKind{Group: "flagger.app", Version: "v1alpha2", Kind: "Canary"}
 
 // Get takes name of the canary, and returns the corresponding canary object, and an error if there is any.
-func (c *FakeCanaries) Get(name string, options v1.GetOptions) (result *v1alpha1.Canary, err error) {
+func (c *FakeCanaries) Get(name string, options v1.GetOptions) (result *v1alpha2.Canary, err error) {
 	obj, err := c.Fake.
-		Invokes(testing.NewGetAction(canariesResource, c.ns, name), &v1alpha1.Canary{})
+		Invokes(testing.NewGetAction(canariesResource, c.ns, name), &v1alpha2.Canary{})
 
 	if obj == nil {
 		return nil, err
 	}
-	return obj.(*v1alpha1.Canary), err
+	return obj.(*v1alpha2.Canary), err
 }
 
 // List takes label and field selectors, and returns the list of Canaries that match those selectors.
-func (c *FakeCanaries) List(opts v1.ListOptions) (result *v1alpha1.CanaryList, err error) {
+func (c *FakeCanaries) List(opts v1.ListOptions) (result *v1alpha2.CanaryList, err error) {
 	obj, err := c.Fake.
-		Invokes(testing.NewListAction(canariesResource, canariesKind, c.ns, opts), &v1alpha1.CanaryList{})
+		Invokes(testing.NewListAction(canariesResource, canariesKind, c.ns, opts), &v1alpha2.CanaryList{})
 
 	if obj == nil {
 		return nil, err
@@ -62,8 +62,8 @@ func (c *FakeCanaries) List(opts v1.ListOptions) (result *v1alpha1.CanaryList, e
 	if label == nil {
 		label = labels.Everything()
 	}
-	list := &v1alpha1.CanaryList{ListMeta: obj.(*v1alpha1.CanaryList).ListMeta}
-	for _, item := range obj.(*v1alpha1.CanaryList).Items {
+	list := &v1alpha2.CanaryList{ListMeta: obj.(*v1alpha2.CanaryList).ListMeta}
+	for _, item := range obj.(*v1alpha2.CanaryList).Items {
 		if label.Matches(labels.Set(item.Labels)) {
 			list.Items = append(list.Items, item)
 		}
@@ -79,43 +79,43 @@ func (c *FakeCanaries) Watch(opts v1.ListOptions) (watch.Interface, error) {
 }
 
 // Create takes the representation of a canary and creates it.  Returns the server's representation of the canary, and an error, if there is any.
-func (c *FakeCanaries) Create(canary *v1alpha1.Canary) (result *v1alpha1.Canary, err error) {
+func (c *FakeCanaries) Create(canary *v1alpha2.Canary) (result *v1alpha2.Canary, err error) {
 	obj, err := c.Fake.
-		Invokes(testing.NewCreateAction(canariesResource, c.ns, canary), &v1alpha1.Canary{})
+		Invokes(testing.NewCreateAction(canariesResource, c.ns, canary), &v1alpha2.Canary{})
 
 	if obj == nil {
 		return nil, err
 	}
-	return obj.(*v1alpha1.Canary), err
+	return obj.(*v1alpha2.Canary), err
 }
 
 // Update takes the representation of a canary and updates it. Returns the server's representation of the canary, and an error, if there is any.
-func (c *FakeCanaries) Update(canary *v1alpha1.Canary) (result *v1alpha1.Canary, err error) {
+func (c *FakeCanaries) Update(canary *v1alpha2.Canary) (result *v1alpha2.Canary, err error) {
 	obj, err := c.Fake.
-		Invokes(testing.NewUpdateAction(canariesResource, c.ns, canary), &v1alpha1.Canary{})
+		Invokes(testing.NewUpdateAction(canariesResource, c.ns, canary), &v1alpha2.Canary{})
 
 	if obj == nil {
 		return nil, err
 	}
-	return obj.(*v1alpha1.Canary), err
+	return obj.(*v1alpha2.Canary), err
 }
 
 // UpdateStatus was generated because the type contains a Status member.
 // Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
-func (c *FakeCanaries) UpdateStatus(canary *v1alpha1.Canary) (*v1alpha1.Canary, error) {
+func (c *FakeCanaries) UpdateStatus(canary *v1alpha2.Canary) (*v1alpha2.Canary, error) {
 	obj, err := c.Fake.
-		Invokes(testing.NewUpdateSubresourceAction(canariesResource, "status", c.ns, canary), &v1alpha1.Canary{})
+		Invokes(testing.NewUpdateSubresourceAction(canariesResource, "status", c.ns, canary), &v1alpha2.Canary{})
 
 	if obj == nil {
 		return nil, err
 	}
-	return obj.(*v1alpha1.Canary), err
+	return obj.(*v1alpha2.Canary), err
 }
 
 // Delete takes name of the canary and deletes it. Returns an error if one occurs.
 func (c *FakeCanaries) Delete(name string, options *v1.DeleteOptions) error {
 	_, err := c.Fake.
-		Invokes(testing.NewDeleteAction(canariesResource, c.ns, name), &v1alpha1.Canary{})
+		Invokes(testing.NewDeleteAction(canariesResource, c.ns, name), &v1alpha2.Canary{})
 
 	return err
 }
@@ -124,17 +124,17 @@ func (c *FakeCanaries) Delete(name string, options *v1.DeleteOptions) error {
 func (c *FakeCanaries) DeleteCollection(options *v1.DeleteOptions, listOptions v1.ListOptions) error {
 	action := testing.NewDeleteCollectionAction(canariesResource, c.ns, listOptions)
 
-	_, err := c.Fake.Invokes(action, &v1alpha1.CanaryList{})
+	_, err := c.Fake.Invokes(action, &v1alpha2.CanaryList{})
 	return err
 }
 
 // Patch applies the patch and returns the patched canary.
-func (c *FakeCanaries) Patch(name string, pt types.PatchType, data []byte, subresources ...string) (result *v1alpha1.Canary, err error) {
+func (c *FakeCanaries) Patch(name string, pt types.PatchType, data []byte, subresources ...string) (result *v1alpha2.Canary, err error) {
 	obj, err := c.Fake.
-		Invokes(testing.NewPatchSubresourceAction(canariesResource, c.ns, name, data, subresources...), &v1alpha1.Canary{})
+		Invokes(testing.NewPatchSubresourceAction(canariesResource, c.ns, name, data, subresources...), &v1alpha2.Canary{})
 
 	if obj == nil {
 		return nil, err
 	}
-	return obj.(*v1alpha1.Canary), err
+	return obj.(*v1alpha2.Canary), err
 }
diff --git a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/fake/fake_flagger_client.go b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/fake/fake_flagger_client.go
similarity index 76%
rename from pkg/client/clientset/versioned/typed/flagger/v1alpha1/fake/fake_flagger_client.go
rename to pkg/client/clientset/versioned/typed/flagger/v1alpha2/fake/fake_flagger_client.go
index 80c6570c5..38f941b1b 100644
--- a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/fake/fake_flagger_client.go
+++ b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/fake/fake_flagger_client.go
@@ -19,22 +19,22 @@ limitations under the License.
 package fake
 
 import (
-	v1alpha1 "github.com/stefanprodan/flagger/pkg/client/clientset/versioned/typed/flagger/v1alpha1"
+	v1alpha2 "github.com/stefanprodan/flagger/pkg/client/clientset/versioned/typed/flagger/v1alpha2"
 	rest "k8s.io/client-go/rest"
 	testing "k8s.io/client-go/testing"
 )
 
-type FakeFlaggerV1alpha1 struct {
+type FakeFlaggerV1alpha2 struct {
 	*testing.Fake
 }
 
-func (c *FakeFlaggerV1alpha1) Canaries(namespace string) v1alpha1.CanaryInterface {
+func (c *FakeFlaggerV1alpha2) Canaries(namespace string) v1alpha2.CanaryInterface {
 	return &FakeCanaries{c, namespace}
 }
 
 // RESTClient returns a RESTClient that is used to communicate
 // with API server by this client implementation.
-func (c *FakeFlaggerV1alpha1) RESTClient() rest.Interface {
+func (c *FakeFlaggerV1alpha2) RESTClient() rest.Interface {
 	var ret *rest.RESTClient
 	return ret
 }
diff --git a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/flagger_client.go b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/flagger_client.go
similarity index 67%
rename from pkg/client/clientset/versioned/typed/flagger/v1alpha1/flagger_client.go
rename to pkg/client/clientset/versioned/typed/flagger/v1alpha2/flagger_client.go
index bcaf9a44a..ca826fa9e 100644
--- a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/flagger_client.go
+++ b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/flagger_client.go
@@ -16,31 +16,31 @@ limitations under the License.
 
 // Code generated by client-gen. DO NOT EDIT.
 
-package v1alpha1
+package v1alpha2
 
 import (
-	v1alpha1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	v1alpha2 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	"github.com/stefanprodan/flagger/pkg/client/clientset/versioned/scheme"
 	serializer "k8s.io/apimachinery/pkg/runtime/serializer"
 	rest "k8s.io/client-go/rest"
 )
 
-type FlaggerV1alpha1Interface interface {
+type FlaggerV1alpha2Interface interface {
 	RESTClient() rest.Interface
 	CanariesGetter
 }
 
-// FlaggerV1alpha1Client is used to interact with features provided by the flagger.app group.
-type FlaggerV1alpha1Client struct {
+// FlaggerV1alpha2Client is used to interact with features provided by the flagger.app group.
+type FlaggerV1alpha2Client struct {
 	restClient rest.Interface
 }
 
-func (c *FlaggerV1alpha1Client) Canaries(namespace string) CanaryInterface {
+func (c *FlaggerV1alpha2Client) Canaries(namespace string) CanaryInterface {
 	return newCanaries(c, namespace)
 }
 
-// NewForConfig creates a new FlaggerV1alpha1Client for the given config.
-func NewForConfig(c *rest.Config) (*FlaggerV1alpha1Client, error) {
+// NewForConfig creates a new FlaggerV1alpha2Client for the given config.
+func NewForConfig(c *rest.Config) (*FlaggerV1alpha2Client, error) {
 	config := *c
 	if err := setConfigDefaults(&config); err != nil {
 		return nil, err
@@ -49,12 +49,12 @@ func NewForConfig(c *rest.Config) (*FlaggerV1alpha1Client, error) {
 	if err != nil {
 		return nil, err
 	}
-	return &FlaggerV1alpha1Client{client}, nil
+	return &FlaggerV1alpha2Client{client}, nil
 }
 
-// NewForConfigOrDie creates a new FlaggerV1alpha1Client for the given config and
+// NewForConfigOrDie creates a new FlaggerV1alpha2Client for the given config and
 // panics if there is an error in the config.
-func NewForConfigOrDie(c *rest.Config) *FlaggerV1alpha1Client {
+func NewForConfigOrDie(c *rest.Config) *FlaggerV1alpha2Client {
 	client, err := NewForConfig(c)
 	if err != nil {
 		panic(err)
@@ -62,13 +62,13 @@ func NewForConfigOrDie(c *rest.Config) *FlaggerV1alpha1Client {
 	return client
 }
 
-// New creates a new FlaggerV1alpha1Client for the given RESTClient.
-func New(c rest.Interface) *FlaggerV1alpha1Client {
-	return &FlaggerV1alpha1Client{c}
+// New creates a new FlaggerV1alpha2Client for the given RESTClient.
+func New(c rest.Interface) *FlaggerV1alpha2Client {
+	return &FlaggerV1alpha2Client{c}
 }
 
 func setConfigDefaults(config *rest.Config) error {
-	gv := v1alpha1.SchemeGroupVersion
+	gv := v1alpha2.SchemeGroupVersion
 	config.GroupVersion = &gv
 	config.APIPath = "/apis"
 	config.NegotiatedSerializer = serializer.DirectCodecFactory{CodecFactory: scheme.Codecs}
@@ -82,7 +82,7 @@ func setConfigDefaults(config *rest.Config) error {
 
 // RESTClient returns a RESTClient that is used to communicate
 // with API server by this client implementation.
-func (c *FlaggerV1alpha1Client) RESTClient() rest.Interface {
+func (c *FlaggerV1alpha2Client) RESTClient() rest.Interface {
 	if c == nil {
 		return nil
 	}
diff --git a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/generated_expansion.go b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/generated_expansion.go
similarity index 97%
rename from pkg/client/clientset/versioned/typed/flagger/v1alpha1/generated_expansion.go
rename to pkg/client/clientset/versioned/typed/flagger/v1alpha2/generated_expansion.go
index 8c4a08fda..eb1b8f0d2 100644
--- a/pkg/client/clientset/versioned/typed/flagger/v1alpha1/generated_expansion.go
+++ b/pkg/client/clientset/versioned/typed/flagger/v1alpha2/generated_expansion.go
@@ -16,6 +16,6 @@ limitations under the License.
 
 // Code generated by client-gen. DO NOT EDIT.
 
-package v1alpha1
+package v1alpha2
 
 type CanaryExpansion interface{}
diff --git a/pkg/client/informers/externalversions/flagger/interface.go b/pkg/client/informers/externalversions/flagger/interface.go
index 07bd738c2..420481640 100644
--- a/pkg/client/informers/externalversions/flagger/interface.go
+++ b/pkg/client/informers/externalversions/flagger/interface.go
@@ -19,14 +19,14 @@ limitations under the License.
 package flagger
 
 import (
-	v1alpha1 "github.com/stefanprodan/flagger/pkg/client/informers/externalversions/flagger/v1alpha1"
+	v1alpha2 "github.com/stefanprodan/flagger/pkg/client/informers/externalversions/flagger/v1alpha2"
 	internalinterfaces "github.com/stefanprodan/flagger/pkg/client/informers/externalversions/internalinterfaces"
 )
 
 // Interface provides access to each of this group's versions.
 type Interface interface {
-	// V1alpha1 provides access to shared informers for resources in V1alpha1.
-	V1alpha1() v1alpha1.Interface
+	// V1alpha2 provides access to shared informers for resources in V1alpha2.
+	V1alpha2() v1alpha2.Interface
 }
 
 type group struct {
@@ -40,7 +40,7 @@ func New(f internalinterfaces.SharedInformerFactory, namespace string, tweakList
 	return &group{factory: f, namespace: namespace, tweakListOptions: tweakListOptions}
 }
 
-// V1alpha1 returns a new v1alpha1.Interface.
-func (g *group) V1alpha1() v1alpha1.Interface {
-	return v1alpha1.New(g.factory, g.namespace, g.tweakListOptions)
+// V1alpha2 returns a new v1alpha2.Interface.
+func (g *group) V1alpha2() v1alpha2.Interface {
+	return v1alpha2.New(g.factory, g.namespace, g.tweakListOptions)
 }
diff --git a/pkg/client/informers/externalversions/flagger/v1alpha1/canary.go b/pkg/client/informers/externalversions/flagger/v1alpha2/canary.go
similarity index 84%
rename from pkg/client/informers/externalversions/flagger/v1alpha1/canary.go
rename to pkg/client/informers/externalversions/flagger/v1alpha2/canary.go
index 89543119b..6e450d35c 100644
--- a/pkg/client/informers/externalversions/flagger/v1alpha1/canary.go
+++ b/pkg/client/informers/externalversions/flagger/v1alpha2/canary.go
@@ -16,15 +16,15 @@ limitations under the License.
 
 // Code generated by informer-gen. DO NOT EDIT.
 
-package v1alpha1
+package v1alpha2
 
 import (
 	time "time"
 
-	flaggerv1alpha1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	flaggerv1alpha2 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	versioned "github.com/stefanprodan/flagger/pkg/client/clientset/versioned"
 	internalinterfaces "github.com/stefanprodan/flagger/pkg/client/informers/externalversions/internalinterfaces"
-	v1alpha1 "github.com/stefanprodan/flagger/pkg/client/listers/flagger/v1alpha1"
+	v1alpha2 "github.com/stefanprodan/flagger/pkg/client/listers/flagger/v1alpha2"
 	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	runtime "k8s.io/apimachinery/pkg/runtime"
 	watch "k8s.io/apimachinery/pkg/watch"
@@ -35,7 +35,7 @@ import (
 // Canaries.
 type CanaryInformer interface {
 	Informer() cache.SharedIndexInformer
-	Lister() v1alpha1.CanaryLister
+	Lister() v1alpha2.CanaryLister
 }
 
 type canaryInformer struct {
@@ -61,16 +61,16 @@ func NewFilteredCanaryInformer(client versioned.Interface, namespace string, res
 				if tweakListOptions != nil {
 					tweakListOptions(&options)
 				}
-				return client.FlaggerV1alpha1().Canaries(namespace).List(options)
+				return client.FlaggerV1alpha2().Canaries(namespace).List(options)
 			},
 			WatchFunc: func(options v1.ListOptions) (watch.Interface, error) {
 				if tweakListOptions != nil {
 					tweakListOptions(&options)
 				}
-				return client.FlaggerV1alpha1().Canaries(namespace).Watch(options)
+				return client.FlaggerV1alpha2().Canaries(namespace).Watch(options)
 			},
 		},
-		&flaggerv1alpha1.Canary{},
+		&flaggerv1alpha2.Canary{},
 		resyncPeriod,
 		indexers,
 	)
@@ -81,9 +81,9 @@ func (f *canaryInformer) defaultInformer(client versioned.Interface, resyncPerio
 }
 
 func (f *canaryInformer) Informer() cache.SharedIndexInformer {
-	return f.factory.InformerFor(&flaggerv1alpha1.Canary{}, f.defaultInformer)
+	return f.factory.InformerFor(&flaggerv1alpha2.Canary{}, f.defaultInformer)
 }
 
-func (f *canaryInformer) Lister() v1alpha1.CanaryLister {
-	return v1alpha1.NewCanaryLister(f.Informer().GetIndexer())
+func (f *canaryInformer) Lister() v1alpha2.CanaryLister {
+	return v1alpha2.NewCanaryLister(f.Informer().GetIndexer())
 }
diff --git a/pkg/client/informers/externalversions/flagger/v1alpha1/interface.go b/pkg/client/informers/externalversions/flagger/v1alpha2/interface.go
similarity index 98%
rename from pkg/client/informers/externalversions/flagger/v1alpha1/interface.go
rename to pkg/client/informers/externalversions/flagger/v1alpha2/interface.go
index 828db89bb..0bd83308f 100644
--- a/pkg/client/informers/externalversions/flagger/v1alpha1/interface.go
+++ b/pkg/client/informers/externalversions/flagger/v1alpha2/interface.go
@@ -16,7 +16,7 @@ limitations under the License.
 
 // Code generated by informer-gen. DO NOT EDIT.
 
-package v1alpha1
+package v1alpha2
 
 import (
 	internalinterfaces "github.com/stefanprodan/flagger/pkg/client/informers/externalversions/internalinterfaces"
diff --git a/pkg/client/informers/externalversions/generic.go b/pkg/client/informers/externalversions/generic.go
index 8175499e1..489b8bda7 100644
--- a/pkg/client/informers/externalversions/generic.go
+++ b/pkg/client/informers/externalversions/generic.go
@@ -21,7 +21,7 @@ package externalversions
 import (
 	"fmt"
 
-	v1alpha1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	v1alpha2 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	schema "k8s.io/apimachinery/pkg/runtime/schema"
 	cache "k8s.io/client-go/tools/cache"
 )
@@ -52,9 +52,9 @@ func (f *genericInformer) Lister() cache.GenericLister {
 // TODO extend this to unknown resources with a client pool
 func (f *sharedInformerFactory) ForResource(resource schema.GroupVersionResource) (GenericInformer, error) {
 	switch resource {
-	// Group=flagger.app, Version=v1alpha1
-	case v1alpha1.SchemeGroupVersion.WithResource("canaries"):
-		return &genericInformer{resource: resource.GroupResource(), informer: f.Flagger().V1alpha1().Canaries().Informer()}, nil
+	// Group=flagger.app, Version=v1alpha2
+	case v1alpha2.SchemeGroupVersion.WithResource("canaries"):
+		return &genericInformer{resource: resource.GroupResource(), informer: f.Flagger().V1alpha2().Canaries().Informer()}, nil
 
 	}
 
diff --git a/pkg/client/listers/flagger/v1alpha1/canary.go b/pkg/client/listers/flagger/v1alpha2/canary.go
similarity index 81%
rename from pkg/client/listers/flagger/v1alpha1/canary.go
rename to pkg/client/listers/flagger/v1alpha2/canary.go
index 7ddfe9fb9..0613f340e 100644
--- a/pkg/client/listers/flagger/v1alpha1/canary.go
+++ b/pkg/client/listers/flagger/v1alpha2/canary.go
@@ -16,10 +16,10 @@ limitations under the License.
 
 // Code generated by lister-gen. DO NOT EDIT.
 
-package v1alpha1
+package v1alpha2
 
 import (
-	v1alpha1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	v1alpha2 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	"k8s.io/apimachinery/pkg/api/errors"
 	"k8s.io/apimachinery/pkg/labels"
 	"k8s.io/client-go/tools/cache"
@@ -28,7 +28,7 @@ import (
 // CanaryLister helps list Canaries.
 type CanaryLister interface {
 	// List lists all Canaries in the indexer.
-	List(selector labels.Selector) (ret []*v1alpha1.Canary, err error)
+	List(selector labels.Selector) (ret []*v1alpha2.Canary, err error)
 	// Canaries returns an object that can list and get Canaries.
 	Canaries(namespace string) CanaryNamespaceLister
 	CanaryListerExpansion
@@ -45,9 +45,9 @@ func NewCanaryLister(indexer cache.Indexer) CanaryLister {
 }
 
 // List lists all Canaries in the indexer.
-func (s *canaryLister) List(selector labels.Selector) (ret []*v1alpha1.Canary, err error) {
+func (s *canaryLister) List(selector labels.Selector) (ret []*v1alpha2.Canary, err error) {
 	err = cache.ListAll(s.indexer, selector, func(m interface{}) {
-		ret = append(ret, m.(*v1alpha1.Canary))
+		ret = append(ret, m.(*v1alpha2.Canary))
 	})
 	return ret, err
 }
@@ -60,9 +60,9 @@ func (s *canaryLister) Canaries(namespace string) CanaryNamespaceLister {
 // CanaryNamespaceLister helps list and get Canaries.
 type CanaryNamespaceLister interface {
 	// List lists all Canaries in the indexer for a given namespace.
-	List(selector labels.Selector) (ret []*v1alpha1.Canary, err error)
+	List(selector labels.Selector) (ret []*v1alpha2.Canary, err error)
 	// Get retrieves the Canary from the indexer for a given namespace and name.
-	Get(name string) (*v1alpha1.Canary, error)
+	Get(name string) (*v1alpha2.Canary, error)
 	CanaryNamespaceListerExpansion
 }
 
@@ -74,21 +74,21 @@ type canaryNamespaceLister struct {
 }
 
 // List lists all Canaries in the indexer for a given namespace.
-func (s canaryNamespaceLister) List(selector labels.Selector) (ret []*v1alpha1.Canary, err error) {
+func (s canaryNamespaceLister) List(selector labels.Selector) (ret []*v1alpha2.Canary, err error) {
 	err = cache.ListAllByNamespace(s.indexer, s.namespace, selector, func(m interface{}) {
-		ret = append(ret, m.(*v1alpha1.Canary))
+		ret = append(ret, m.(*v1alpha2.Canary))
 	})
 	return ret, err
 }
 
 // Get retrieves the Canary from the indexer for a given namespace and name.
-func (s canaryNamespaceLister) Get(name string) (*v1alpha1.Canary, error) {
+func (s canaryNamespaceLister) Get(name string) (*v1alpha2.Canary, error) {
 	obj, exists, err := s.indexer.GetByKey(s.namespace + "/" + name)
 	if err != nil {
 		return nil, err
 	}
 	if !exists {
-		return nil, errors.NewNotFound(v1alpha1.Resource("canary"), name)
+		return nil, errors.NewNotFound(v1alpha2.Resource("canary"), name)
 	}
-	return obj.(*v1alpha1.Canary), nil
+	return obj.(*v1alpha2.Canary), nil
 }
diff --git a/pkg/client/listers/flagger/v1alpha1/expansion_generated.go b/pkg/client/listers/flagger/v1alpha2/expansion_generated.go
similarity index 98%
rename from pkg/client/listers/flagger/v1alpha1/expansion_generated.go
rename to pkg/client/listers/flagger/v1alpha2/expansion_generated.go
index cf66562eb..6e301aa27 100644
--- a/pkg/client/listers/flagger/v1alpha1/expansion_generated.go
+++ b/pkg/client/listers/flagger/v1alpha2/expansion_generated.go
@@ -16,7 +16,7 @@ limitations under the License.
 
 // Code generated by lister-gen. DO NOT EDIT.
 
-package v1alpha1
+package v1alpha2
 
 // CanaryListerExpansion allows custom methods to be added to
 // CanaryLister.
diff --git a/pkg/controller/controller.go b/pkg/controller/controller.go
index 96c9f28d4..09189a8f8 100644
--- a/pkg/controller/controller.go
+++ b/pkg/controller/controller.go
@@ -7,11 +7,11 @@ import (
 
 	"github.com/google/go-cmp/cmp"
 	istioclientset "github.com/knative/pkg/client/clientset/versioned"
-	flaggerv1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	flaggerv1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	clientset "github.com/stefanprodan/flagger/pkg/client/clientset/versioned"
 	flaggerscheme "github.com/stefanprodan/flagger/pkg/client/clientset/versioned/scheme"
-	flaggerinformers "github.com/stefanprodan/flagger/pkg/client/informers/externalversions/flagger/v1alpha1"
-	flaggerlisters "github.com/stefanprodan/flagger/pkg/client/listers/flagger/v1alpha1"
+	flaggerinformers "github.com/stefanprodan/flagger/pkg/client/informers/externalversions/flagger/v1alpha2"
+	flaggerlisters "github.com/stefanprodan/flagger/pkg/client/listers/flagger/v1alpha2"
 	"github.com/stefanprodan/flagger/pkg/notifier"
 	"go.uber.org/zap"
 	corev1 "k8s.io/api/core/v1"
diff --git a/pkg/controller/deployer.go b/pkg/controller/deployer.go
index ca2dfa203..4f52fa97f 100644
--- a/pkg/controller/deployer.go
+++ b/pkg/controller/deployer.go
@@ -9,7 +9,7 @@ import (
 	"github.com/google/go-cmp/cmp"
 	"github.com/google/go-cmp/cmp/cmpopts"
 	istioclientset "github.com/knative/pkg/client/clientset/versioned"
-	flaggerv1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	flaggerv1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	clientset "github.com/stefanprodan/flagger/pkg/client/clientset/versioned"
 	"go.uber.org/zap"
 	appsv1 "k8s.io/api/apps/v1"
@@ -154,7 +154,7 @@ func (c *CanaryDeployer) IsNewSpec(cd *flaggerv1.Canary) (bool, error) {
 func (c *CanaryDeployer) SetFailedChecks(cd *flaggerv1.Canary, val int) error {
 	cd.Status.FailedChecks = val
 	cd.Status.LastTransitionTime = metav1.Now()
-	cd, err := c.flaggerClient.FlaggerV1alpha1().Canaries(cd.Namespace).Update(cd)
+	cd, err := c.flaggerClient.FlaggerV1alpha2().Canaries(cd.Namespace).Update(cd)
 	if err != nil {
 		return fmt.Errorf("deployment %s.%s update error %v", cd.Spec.TargetRef.Name, cd.Namespace, err)
 	}
@@ -165,7 +165,7 @@ func (c *CanaryDeployer) SetFailedChecks(cd *flaggerv1.Canary, val int) error {
 func (c *CanaryDeployer) SetState(cd *flaggerv1.Canary, state flaggerv1.CanaryState) error {
 	cd.Status.State = state
 	cd.Status.LastTransitionTime = metav1.Now()
-	cd, err := c.flaggerClient.FlaggerV1alpha1().Canaries(cd.Namespace).Update(cd)
+	cd, err := c.flaggerClient.FlaggerV1alpha2().Canaries(cd.Namespace).Update(cd)
 	if err != nil {
 		return fmt.Errorf("deployment %s.%s update error %v", cd.Spec.TargetRef.Name, cd.Namespace, err)
 	}
@@ -192,7 +192,7 @@ func (c *CanaryDeployer) SyncStatus(cd *flaggerv1.Canary, status flaggerv1.Canar
 	cd.Status.FailedChecks = status.FailedChecks
 	cd.Status.CanaryRevision = specEnc
 	cd.Status.LastTransitionTime = metav1.Now()
-	cd, err = c.flaggerClient.FlaggerV1alpha1().Canaries(cd.Namespace).Update(cd)
+	cd, err = c.flaggerClient.FlaggerV1alpha2().Canaries(cd.Namespace).Update(cd)
 	if err != nil {
 		return fmt.Errorf("deployment %s.%s update error %v", cd.Spec.TargetRef.Name, cd.Namespace, err)
 	}
diff --git a/pkg/controller/deployer_test.go b/pkg/controller/deployer_test.go
index e25e997b9..54791bb08 100644
--- a/pkg/controller/deployer_test.go
+++ b/pkg/controller/deployer_test.go
@@ -3,7 +3,7 @@ package controller
 import (
 	"testing"
 
-	"github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	"github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	fakeFlagger "github.com/stefanprodan/flagger/pkg/client/clientset/versioned/fake"
 	"github.com/stefanprodan/flagger/pkg/logging"
 	appsv1 "k8s.io/api/apps/v1"
@@ -14,14 +14,14 @@ import (
 	"k8s.io/client-go/kubernetes/fake"
 )
 
-func newTestCanary() *v1alpha1.Canary {
-	cd := &v1alpha1.Canary{
-		TypeMeta: metav1.TypeMeta{APIVersion: v1alpha1.SchemeGroupVersion.String()},
+func newTestCanary() *v1alpha2.Canary {
+	cd := &v1alpha2.Canary{
+		TypeMeta: metav1.TypeMeta{APIVersion: v1alpha2.SchemeGroupVersion.String()},
 		ObjectMeta: metav1.ObjectMeta{
 			Namespace: "default",
 			Name:      "podinfo",
 		},
-		Spec: v1alpha1.CanarySpec{
+		Spec: v1alpha2.CanarySpec{
 			TargetRef: hpav1.CrossVersionObjectReference{
 				Name:       "podinfo",
 				APIVersion: "apps/v1",
@@ -31,13 +31,13 @@ func newTestCanary() *v1alpha1.Canary {
 				Name:       "podinfo",
 				APIVersion: "autoscaling/v2beta1",
 				Kind:       "HorizontalPodAutoscaler",
-			}, Service: v1alpha1.CanaryService{
+			}, Service: v1alpha2.CanaryService{
 				Port: 9898,
-			}, CanaryAnalysis: v1alpha1.CanaryAnalysis{
+			}, CanaryAnalysis: v1alpha2.CanaryAnalysis{
 				Threshold:  10,
 				StepWeight: 10,
 				MaxWeight:  50,
-				Metrics: []v1alpha1.CanaryMetric{
+				Metrics: []v1alpha2.CanaryMetric{
 					{
 						Name:      "istio_requests_total",
 						Threshold: 99,
@@ -356,7 +356,7 @@ func TestCanaryDeployer_SetFailedChecks(t *testing.T) {
 		t.Fatal(err.Error())
 	}
 
-	res, err := flaggerClient.FlaggerV1alpha1().Canaries("default").Get("podinfo", metav1.GetOptions{})
+	res, err := flaggerClient.FlaggerV1alpha2().Canaries("default").Get("podinfo", metav1.GetOptions{})
 	if err != nil {
 		t.Fatal(err.Error())
 	}
@@ -387,18 +387,18 @@ func TestCanaryDeployer_SetState(t *testing.T) {
 		t.Fatal(err.Error())
 	}
 
-	err = deployer.SetState(canary, v1alpha1.CanaryRunning)
+	err = deployer.SetState(canary, v1alpha2.CanaryRunning)
 	if err != nil {
 		t.Fatal(err.Error())
 	}
 
-	res, err := flaggerClient.FlaggerV1alpha1().Canaries("default").Get("podinfo", metav1.GetOptions{})
+	res, err := flaggerClient.FlaggerV1alpha2().Canaries("default").Get("podinfo", metav1.GetOptions{})
 	if err != nil {
 		t.Fatal(err.Error())
 	}
 
-	if res.Status.State != v1alpha1.CanaryRunning {
-		t.Errorf("Got %v wanted %v", res.Status.State, v1alpha1.CanaryRunning)
+	if res.Status.State != v1alpha2.CanaryRunning {
+		t.Errorf("Got %v wanted %v", res.Status.State, v1alpha2.CanaryRunning)
 	}
 }
 
@@ -423,8 +423,8 @@ func TestCanaryDeployer_SyncStatus(t *testing.T) {
 		t.Fatal(err.Error())
 	}
 
-	status := v1alpha1.CanaryStatus{
-		State:        v1alpha1.CanaryRunning,
+	status := v1alpha2.CanaryStatus{
+		State:        v1alpha2.CanaryRunning,
 		FailedChecks: 2,
 	}
 	err = deployer.SyncStatus(canary, status)
@@ -432,7 +432,7 @@ func TestCanaryDeployer_SyncStatus(t *testing.T) {
 		t.Fatal(err.Error())
 	}
 
-	res, err := flaggerClient.FlaggerV1alpha1().Canaries("default").Get("podinfo", metav1.GetOptions{})
+	res, err := flaggerClient.FlaggerV1alpha2().Canaries("default").Get("podinfo", metav1.GetOptions{})
 	if err != nil {
 		t.Fatal(err.Error())
 	}
diff --git a/pkg/controller/recorder.go b/pkg/controller/recorder.go
index 717b40911..b1e2193c9 100644
--- a/pkg/controller/recorder.go
+++ b/pkg/controller/recorder.go
@@ -5,7 +5,7 @@ import (
 	"time"
 
 	"github.com/prometheus/client_golang/prometheus"
-	flaggerv1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	flaggerv1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 )
 
 // CanaryRecorder records the canary analysis as Prometheus metrics
diff --git a/pkg/controller/router.go b/pkg/controller/router.go
index d232c4454..f85e8e133 100644
--- a/pkg/controller/router.go
+++ b/pkg/controller/router.go
@@ -5,7 +5,7 @@ import (
 
 	istiov1alpha3 "github.com/knative/pkg/apis/istio/v1alpha3"
 	istioclientset "github.com/knative/pkg/client/clientset/versioned"
-	flaggerv1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	flaggerv1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	clientset "github.com/stefanprodan/flagger/pkg/client/clientset/versioned"
 	"go.uber.org/zap"
 	corev1 "k8s.io/api/core/v1"
diff --git a/pkg/controller/scheduler.go b/pkg/controller/scheduler.go
index bc1d57f7f..ee4af8d55 100644
--- a/pkg/controller/scheduler.go
+++ b/pkg/controller/scheduler.go
@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"time"
 
-	flaggerv1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	flaggerv1 "github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	"k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
@@ -32,7 +32,7 @@ func (c *Controller) scheduleCanaries() {
 func (c *Controller) advanceCanary(name string, namespace string) {
 	begin := time.Now()
 	// check if the canary exists
-	cd, err := c.flaggerClient.FlaggerV1alpha1().Canaries(namespace).Get(name, v1.GetOptions{})
+	cd, err := c.flaggerClient.FlaggerV1alpha2().Canaries(namespace).Get(name, v1.GetOptions{})
 	if err != nil {
 		c.logger.Errorf("Canary %s.%s not found", name, namespace)
 		return
diff --git a/pkg/controller/scheduler_test.go b/pkg/controller/scheduler_test.go
index 16c6fbfda..617618cf0 100644
--- a/pkg/controller/scheduler_test.go
+++ b/pkg/controller/scheduler_test.go
@@ -6,7 +6,7 @@ import (
 	"time"
 
 	fakeIstio "github.com/knative/pkg/client/clientset/versioned/fake"
-	"github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha1"
+	"github.com/stefanprodan/flagger/pkg/apis/flagger/v1alpha2"
 	fakeFlagger "github.com/stefanprodan/flagger/pkg/client/clientset/versioned/fake"
 	informers "github.com/stefanprodan/flagger/pkg/client/informers/externalversions"
 	"github.com/stefanprodan/flagger/pkg/logging"
@@ -47,7 +47,7 @@ func TestScheduler_Init(t *testing.T) {
 	}
 
 	flaggerInformerFactory := informers.NewSharedInformerFactory(flaggerClient, noResyncPeriodFunc())
-	flaggerInformer := flaggerInformerFactory.Flagger().V1alpha1().Canaries()
+	flaggerInformer := flaggerInformerFactory.Flagger().V1alpha2().Canaries()
 
 	ctrl := &Controller{
 		kubeClient:    kubeClient,
@@ -101,7 +101,7 @@ func TestScheduler_NewRevision(t *testing.T) {
 	}
 
 	flaggerInformerFactory := informers.NewSharedInformerFactory(flaggerClient, noResyncPeriodFunc())
-	flaggerInformer := flaggerInformerFactory.Flagger().V1alpha1().Canaries()
+	flaggerInformer := flaggerInformerFactory.Flagger().V1alpha2().Canaries()
 
 	ctrl := &Controller{
 		kubeClient:    kubeClient,
@@ -170,7 +170,7 @@ func TestScheduler_Rollback(t *testing.T) {
 	}
 
 	flaggerInformerFactory := informers.NewSharedInformerFactory(flaggerClient, noResyncPeriodFunc())
-	flaggerInformer := flaggerInformerFactory.Flagger().V1alpha1().Canaries()
+	flaggerInformer := flaggerInformerFactory.Flagger().V1alpha2().Canaries()
 
 	ctrl := &Controller{
 		kubeClient:    kubeClient,
@@ -194,7 +194,7 @@ func TestScheduler_Rollback(t *testing.T) {
 	ctrl.advanceCanary("podinfo", "default")
 
 	// update failed checks to max
-	err := deployer.SyncStatus(canary, v1alpha1.CanaryStatus{State: v1alpha1.CanaryRunning, FailedChecks: 11})
+	err := deployer.SyncStatus(canary, v1alpha2.CanaryStatus{State: v1alpha2.CanaryRunning, FailedChecks: 11})
 	if err != nil {
 		t.Fatal(err.Error())
 	}
@@ -202,12 +202,12 @@ func TestScheduler_Rollback(t *testing.T) {
 	// detect changes
 	ctrl.advanceCanary("podinfo", "default")
 
-	c, err := flaggerClient.FlaggerV1alpha1().Canaries("default").Get("podinfo", metav1.GetOptions{})
+	c, err := flaggerClient.FlaggerV1alpha2().Canaries("default").Get("podinfo", metav1.GetOptions{})
 	if err != nil {
 		t.Fatal(err.Error())
 	}
 
-	if c.Status.State != v1alpha1.CanaryFailed {
-		t.Errorf("Got canary state %v wanted %v", c.Status.State, v1alpha1.CanaryFailed)
+	if c.Status.State != v1alpha2.CanaryFailed {
+		t.Errorf("Got canary state %v wanted %v", c.Status.State, v1alpha2.CanaryFailed)
 	}
 }
diff --git a/pkg/version/version.go b/pkg/version/version.go
index dfcef9735..0b3a54f9d 100644
--- a/pkg/version/version.go
+++ b/pkg/version/version.go
@@ -1,4 +1,4 @@
 package version
 
-var VERSION = "0.1.2"
+var VERSION = "0.2.0-alpha.1"
 var REVISION = "unknown"