diff --git a/changelog/unreleased/share-create-perm-fix.md b/changelog/unreleased/share-create-perm-fix.md
new file mode 100644
index 0000000000..5dda4c3234
--- /dev/null
+++ b/changelog/unreleased/share-create-perm-fix.md
@@ -0,0 +1,7 @@
+Bugfix: Use ocs permission objects in the reva GRPC client
+
+There was a bug introduced by differing CS3APIs permission definitions
+for the same role across services. This is a first step in making
+all services use consistent definitions.
+
+https://github.com/cs3org/reva/pull/2478
\ No newline at end of file
diff --git a/cmd/reva/common.go b/cmd/reva/common.go
index ed630c1128..64f80ac566 100644
--- a/cmd/reva/common.go
+++ b/cmd/reva/common.go
@@ -31,7 +31,6 @@ import (
 
 const (
 	viewerPermission string = "viewer"
-	readerPermission string = "reader"
 	editorPermission string = "editor"
 	collabPermission string = "collab"
 	denyPermission   string = "denied"
diff --git a/cmd/reva/share-create.go b/cmd/reva/share-create.go
index 3713b76e6e..7042c73615 100644
--- a/cmd/reva/share-create.go
+++ b/cmd/reva/share-create.go
@@ -28,6 +28,7 @@ import (
 	rpc "github.com/cs3org/go-cs3apis/cs3/rpc/v1beta1"
 	collaboration "github.com/cs3org/go-cs3apis/cs3/sharing/collaboration/v1beta1"
 	provider "github.com/cs3org/go-cs3apis/cs3/storage/provider/v1beta1"
+	"github.com/cs3org/reva/internal/http/services/owncloud/ocs/conversions"
 	"github.com/cs3org/reva/pkg/utils"
 	"github.com/jedib0t/go-pretty/table"
 	"github.com/pkg/errors"
@@ -158,48 +159,11 @@ func getGrantType(t string) provider.GranteeType {
 func getSharePerm(p string) (*provider.ResourcePermissions, error) {
 	switch p {
 	case viewerPermission:
-		return &provider.ResourcePermissions{
-			GetPath:       true,
-			ListContainer: true,
-			Stat:          true,
-		}, nil
-	case readerPermission:
-		return &provider.ResourcePermissions{
-			GetPath:              true,
-			InitiateFileDownload: true,
-			ListFileVersions:     true,
-			ListContainer:        true,
-			Stat:                 true,
-		}, nil
+		return conversions.NewViewerRole().CS3ResourcePermissions(), nil
 	case editorPermission:
-		return &provider.ResourcePermissions{
-			GetPath:              true,
-			InitiateFileDownload: true,
-			ListFileVersions:     true,
-			ListContainer:        true,
-			Stat:                 true,
-			CreateContainer:      true,
-			Delete:               true,
-			InitiateFileUpload:   true,
-			RestoreFileVersion:   true,
-			Move:                 true,
-		}, nil
+		return conversions.NewEditorRole().CS3ResourcePermissions(), nil
 	case collabPermission:
-		return &provider.ResourcePermissions{
-			GetPath:              true,
-			InitiateFileDownload: true,
-			ListFileVersions:     true,
-			ListContainer:        true,
-			Stat:                 true,
-			CreateContainer:      true,
-			Delete:               true,
-			InitiateFileUpload:   true,
-			RestoreFileVersion:   true,
-			Move:                 true,
-			AddGrant:             true,
-			UpdateGrant:          true,
-			RemoveGrant:          true,
-		}, nil
+		return conversions.NewCoownerRole().CS3ResourcePermissions(), nil
 	case denyPermission:
 		return &provider.ResourcePermissions{}, nil
 	default: