diff --git a/core/state_transition.go b/core/state_transition.go
index ea15de7b1c54..b74a2766d19e 100644
--- a/core/state_transition.go
+++ b/core/state_transition.go
@@ -198,7 +198,7 @@ func (st *StateTransition) to() common.Address {
 func (st *StateTransition) buyGas() error {
 	// fee delegation
 	if st.msg.FeePayer() != nil {
-		if !st.evm.ChainConfig().IsFeeDelegation(st.evm.Context.BlockNumber) {
+		if !st.evm.ChainConfig().IsApplepie(st.evm.Context.BlockNumber) {
 			return fmt.Errorf("%w: fee delegation type not supported", ErrTxTypeNotSupported)
 		}
 		FDmgval := new(big.Int).SetUint64(st.msg.Gas())
diff --git a/core/tx_pool.go b/core/tx_pool.go
index 93fb9c0db4f2..e4b1ed565e6f 100644
--- a/core/tx_pool.go
+++ b/core/tx_pool.go
@@ -1396,7 +1396,7 @@ func (pool *TxPool) reset(oldHead, newHead *types.Header) {
 	pool.eip2718 = pool.chainconfig.IsBerlin(next)
 	pool.eip1559 = pool.chainconfig.IsLondon(next)
 	// fee delegation
-	pool.feedelegation = pool.chainconfig.IsFeeDelegation(next)
+	pool.feedelegation = pool.chainconfig.IsApplepie(next)
 }
 
 // promoteExecutables moves transactions that have become processable from the
diff --git a/light/txpool.go b/light/txpool.go
index f890c534abd0..c34998252fb5 100644
--- a/light/txpool.go
+++ b/light/txpool.go
@@ -321,7 +321,7 @@ func (pool *TxPool) setNewHead(head *types.Header) {
 	pool.istanbul = pool.config.IsIstanbul(next)
 	pool.eip2718 = pool.config.IsBerlin(next)
 	// fee delegation
-	pool.feedelegation = pool.config.IsFeeDelegation(next)
+	pool.feedelegation = pool.config.IsApplepie(next)
 }
 
 // Stop stops the light transaction pool
diff --git a/params/config.go b/params/config.go
index c5458df0b002..8f09208ffffd 100644
--- a/params/config.go
+++ b/params/config.go
@@ -178,6 +178,7 @@ var (
 		BerlinBlock:         big.NewInt(0),
 		LondonBlock:         big.NewInt(0),
 		PangyoBlock:         big.NewInt(10_000_000),
+		ApplepieBlock:       big.NewInt(26_240_268),
 		Ethash:              new(EthashConfig),
 	}
 
@@ -301,16 +302,16 @@ var (
 	//
 	// This configuration is intentionally not using keyed fields to force anyone
 	// adding flags to the config to also have to set these fields.
-	AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, new(EthashConfig), nil}
+	AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, new(EthashConfig), nil}
 
 	// AllCliqueProtocolChanges contains every protocol change (EIPs) introduced
 	// and accepted by the Ethereum core developers into the Clique consensus.
 	//
 	// This configuration is intentionally not using keyed fields to force anyone
 	// adding flags to the config to also have to set these fields.
-	AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}}
+	AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}}
 
-	TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, new(EthashConfig), nil}
+	TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, nil, new(EthashConfig), nil}
 	TestRules       = TestChainConfig.Rules(new(big.Int), false)
 )
 
@@ -392,6 +393,7 @@ type ChainConfig struct {
 	ArrowGlacierBlock   *big.Int `json:"arrowGlacierBlock,omitempty"`   // Eip-4345 (bomb delay) switch block (nil = no fork, 0 = already activated)
 	MergeForkBlock      *big.Int `json:"mergeForkBlock,omitempty"`      // EIP-3675 (TheMerge) switch block (nil = no fork, 0 = already in merge proceedings)
 	PangyoBlock         *big.Int `json:"pangyoBlock,omitempty"`         // Pangyo switch block (nil = no fork, 0 = already on pangyo)
+	ApplepieBlock       *big.Int `json:"applepieBlock,omitempty"`       // Applepie switch block (nil = no fork, 0 = already on applepie)
 
 	// TerminalTotalDifficulty is the amount of total difficulty reached by
 	// the network that triggers the consensus upgrade.
@@ -432,7 +434,7 @@ func (c *ChainConfig) String() string {
 	default:
 		engine = "unknown"
 	}
-	return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Constantinople: %v Petersburg: %v Istanbul: %v, Muir Glacier: %v, Berlin: %v, London: %v, Arrow Glacier: %v, MergeFork: %v, Terminal TD: %v, Engine: %v}",
+	return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Constantinople: %v Petersburg: %v Istanbul: %v, Muir Glacier: %v, Berlin: %v, London: %v, Arrow Glacier: %v, MergeFork: %v, PangyoFork: %v, ApplepieFork: %v, Terminal TD: %v, Engine: %v}",
 		c.ChainID,
 		c.HomesteadBlock,
 		c.DAOForkBlock,
@@ -449,6 +451,8 @@ func (c *ChainConfig) String() string {
 		c.LondonBlock,
 		c.ArrowGlacierBlock,
 		c.MergeForkBlock,
+		c.PangyoBlock,
+		c.ApplepieBlock,
 		c.TerminalTotalDifficulty,
 		engine,
 	)
@@ -522,13 +526,9 @@ func (c *ChainConfig) IsPangyo(num *big.Int) bool {
 }
 
 // fee delegation
-// IsFeeDelegation returns whether num is either equal to the fee delegation fork block or greater.
-func (c *ChainConfig) IsFeeDelegation(num *big.Int) bool {
-	// TBD
-	// Test code
-	//FeeDelegateBlock := big.NewInt(277000)
-	//return isForked(FeeDelegateBlock, num)
-	return false
+// IsApplepie returns whether num is either equal to the Applepie fork block or greater.
+func (c *ChainConfig) IsApplepie(num *big.Int) bool {
+	return isForked(c.ApplepieBlock, num)
 }
 
 // IsArrowGlacier returns whether num is either equal to the Arrow Glacier (EIP-4345) fork block or greater.
@@ -735,7 +735,7 @@ type Rules struct {
 	IsByzantium, IsConstantinople, IsPetersburg, IsIstanbul bool
 	IsBerlin, IsLondon                                      bool
 	IsMerge                                                 bool
-	IsPangyo                                                bool
+	IsPangyo, IsApplepie                                    bool
 }
 
 // Rules ensures c's ChainID is not nil.
@@ -758,5 +758,6 @@ func (c *ChainConfig) Rules(num *big.Int, isMerge bool) Rules {
 		IsLondon:         c.IsLondon(num),
 		IsMerge:          isMerge,
 		IsPangyo:         c.IsPangyo(num),
+		IsApplepie:       c.IsApplepie(num),
 	}
 }
diff --git a/wemix/scripts/genesis-template.json b/wemix/scripts/genesis-template.json
index f4fb7e159f2c..44a2860fbf5e 100644
--- a/wemix/scripts/genesis-template.json
+++ b/wemix/scripts/genesis-template.json
@@ -27,6 +27,7 @@
         "istanbulBlock": 0,
         "londonBlock": 0,
         "muirGlacierBlock": 0,
-        "pangyoBlock": 0
+        "pangyoBlock": 0,
+        "applepieBlock": 0
     }
 }