diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6d24f2195..0d8761f7a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,12 +6,14 @@ on:
       - stable
       - alpha
       - op-erigon
+      - tip/canyon
   pull_request:
     branches:
       - main
       - stable
       - alpha
       - op-erigon
+      - tip/canyon
 env:
   CGO_ENABLED: "1"
   CGO_CXXFLAGS: "-g -O2 -std=c++17"
diff --git a/chain/chain_config.go b/chain/chain_config.go
index 239e7aee8..f4ea9deab 100644
--- a/chain/chain_config.go
+++ b/chain/chain_config.go
@@ -69,6 +69,7 @@ type Config struct {
 
 	BedrockBlock *big.Int `json:"bedrockBlock,omitempty"` // Bedrock switch block (nil = no fork, 0 = already on optimism bedrock)
 	RegolithTime *big.Int `json:"regolithTime,omitempty"` // Regolith switch time (nil = no fork, 0 = already on optimism regolith)
+	CanyonTime   *big.Int `json:"canyonTime,omitempty"`   // Canyon switch time (nil = no fork, 0 = already on optimism canyon)
 
 	Eip1559FeeCollector           *common.Address `json:"eip1559FeeCollector,omitempty"`           // (Optional) Address where burnt EIP-1559 fees go to
 	Eip1559FeeCollectorTransition *big.Int        `json:"eip1559FeeCollectorTransition,omitempty"` // (Optional) Block from which burnt EIP-1559 fees go to the Eip1559FeeCollector
@@ -85,8 +86,9 @@ type Config struct {
 
 // OptimismConfig is the optimism config.
 type OptimismConfig struct {
-	EIP1559Elasticity  uint64 `json:"eip1559Elasticity"`
-	EIP1559Denominator uint64 `json:"eip1559Denominator"`
+	EIP1559Elasticity        uint64 `json:"eip1559Elasticity"`
+	EIP1559Denominator       uint64 `json:"eip1559Denominator"`
+	EIP1559DenominatorCanyon uint64 `json:"eip1559DenominatorCanyon"`
 }
 
 // String implements the stringer interface, returning the optimism fee config details.
@@ -231,6 +233,10 @@ func (c *Config) IsRegolith(time uint64) bool {
 	return isForked(c.RegolithTime, time)
 }
 
+func (c *Config) IsCanyon(time uint64) bool {
+	return isForked(c.CanyonTime, time)
+}
+
 // IsOptimism returns whether the node is an optimism node or not.
 func (c *Config) IsOptimism() bool {
 	return c.Optimism != nil
@@ -245,14 +251,21 @@ func (c *Config) IsOptimismRegolith(time uint64) bool {
 	return c.IsOptimism() && c.IsRegolith(time)
 }
 
+func (c *Config) IsOptimismCanyon(time uint64) bool {
+	return c.IsOptimism() && c.IsCanyon(time)
+}
+
 // IsOptimismPreBedrock returns true iff this is an optimism node & bedrock is not yet active
 func (c *Config) IsOptimismPreBedrock(num uint64) bool {
 	return c.IsOptimism() && !c.IsBedrock(num)
 }
 
 // BaseFeeChangeDenominator bounds the amount the base fee can change between blocks.
-func (c *Config) BaseFeeChangeDenominator(defaultParam int) uint64 {
+func (c *Config) BaseFeeChangeDenominator(defaultParam, time uint64) uint64 {
 	if c.IsOptimism() {
+		if c.IsCanyon(time) {
+			return c.Optimism.EIP1559DenominatorCanyon
+		}
 		return c.Optimism.EIP1559Denominator
 	}
 	return uint64(defaultParam)
@@ -572,6 +585,7 @@ type Rules struct {
 	IsBerlin, IsLondon, IsShanghai, IsCancun, IsPrague      bool
 	IsEip1559FeeCollector, IsAura                           bool
 	IsOptimismBedrock, IsOptimismRegolith                   bool
+	IsOptimismCanyon                                        bool
 }
 
 // Rules ensures c's ChainID is not nil and returns a new Rules instance
@@ -599,6 +613,7 @@ func (c *Config) Rules(num uint64, time uint64) *Rules {
 		IsAura:                c.Aura != nil,
 		IsOptimismBedrock:     c.IsOptimismBedrock(num),
 		IsOptimismRegolith:    c.IsOptimismRegolith(time),
+		IsOptimismCanyon:      c.IsOptimismCanyon(time),
 	}
 }
 
diff --git a/txpool/txpoolcfg/txpoolcfg.go b/txpool/txpoolcfg/txpoolcfg.go
index cac39da24..1570e5663 100644
--- a/txpool/txpoolcfg/txpoolcfg.go
+++ b/txpool/txpoolcfg/txpoolcfg.go
@@ -12,19 +12,20 @@ import (
 )
 
 type Config struct {
-	DBDir                 string
-	TracedSenders         []string // List of senders for which tx pool should print out debugging info
-	SyncToNewPeersEvery   time.Duration
-	ProcessRemoteTxsEvery time.Duration
-	CommitEvery           time.Duration
-	LogEvery              time.Duration
-	PendingSubPoolLimit   int
-	BaseFeeSubPoolLimit   int
-	QueuedSubPoolLimit    int
-	MinFeeCap             uint64
-	AccountSlots          uint64 // Number of executable transaction slots guaranteed per account
-	PriceBump             uint64 // Price bump percentage to replace an already existing transaction
-	OverrideShanghaiTime  *big.Int
+	DBDir                      string
+	TracedSenders              []string // List of senders for which tx pool should print out debugging info
+	SyncToNewPeersEvery        time.Duration
+	ProcessRemoteTxsEvery      time.Duration
+	CommitEvery                time.Duration
+	LogEvery                   time.Duration
+	PendingSubPoolLimit        int
+	BaseFeeSubPoolLimit        int
+	QueuedSubPoolLimit         int
+	MinFeeCap                  uint64
+	AccountSlots               uint64 // Number of executable transaction slots guaranteed per account
+	PriceBump                  uint64 // Price bump percentage to replace an already existing transaction
+	OverrideShanghaiTime       *big.Int
+	OverrideOptimismCanyonTime *big.Int
 
 	Optimism   bool
 	NoTxGossip bool