diff --git a/common/constants.mainnet.go b/common/constants.mainnet.go
index 33c7bbfa0f..495220d872 100644
--- a/common/constants.mainnet.go
+++ b/common/constants.mainnet.go
@@ -26,8 +26,8 @@ var MainnetConstant = constant{
 	TIPV2SwitchBlock:       big.NewInt(80370000), // Target 2nd Oct 2024
 	tipXDCXMinerDisable:    big.NewInt(80370000), // Target 2nd Oct 2024
 	tipXDCXReceiverDisable: big.NewInt(80370900), // Target 2nd Oct 2024, safer to release after disable miner
-	eip1559Block:           big.NewInt(9999999999),
-	cancunBlock:            big.NewInt(9999999999),
+	eip1559Block:           big.NewInt(98800200), // Target 28th Jan 2026
+	cancunBlock:            big.NewInt(98802000), // Target 28th Jan 2026
 
 	trc21IssuerSMC:         HexToAddress("0x8c0faeb5C6bEd2129b8674F262Fd45c4e9468bee"),
 	xdcxListingSMC:         HexToAddress("0xDE34dD0f536170993E8CFF639DdFfCF1A85D3E53"),
diff --git a/params/config.go b/params/config.go
index 40798dcb99..f7a164310a 100644
--- a/params/config.go
+++ b/params/config.go
@@ -86,6 +86,24 @@ var (
 			MinePeriod:           2,
 			ExpTimeoutConfig:     ExpTimeoutConfig{Base: 1.0, MaxExponent: 0},
 		},
+		3200000: {
+			MaxMasternodes:       108,
+			SwitchRound:          3200000,
+			CertThreshold:        0.667,
+			TimeoutSyncThreshold: 3,
+			TimeoutPeriod:        10,
+			MinePeriod:           2,
+			ExpTimeoutConfig:     ExpTimeoutConfig{Base: 1.0, MaxExponent: 0},
+		},
+		17579700: {
+			MaxMasternodes:       108,
+			SwitchRound:          17579700,
+			CertThreshold:        0.667,
+			TimeoutSyncThreshold: 3,
+			TimeoutPeriod:        60,
+			MinePeriod:           2,
+			ExpTimeoutConfig:     ExpTimeoutConfig{Base: 1.0, MaxExponent: 0},
+		},
 	}
 
 	TestnetV2Configs = map[uint64]*V2Config{
diff --git a/params/version.go b/params/version.go
index 2d46d96b5d..f65aa8cf09 100644
--- a/params/version.go
+++ b/params/version.go
@@ -21,10 +21,10 @@ import (
 )
 
 const (
-	VersionMajor = 2         // Major version component of the current release
-	VersionMinor = 6         // Minor version component of the current release
-	VersionPatch = 7         // Patch version component of the current release
-	VersionMeta  = "testnet" // Version metadata to append to the version string
+	VersionMajor = 2  // Major version component of the current release
+	VersionMinor = 6  // Minor version component of the current release
+	VersionPatch = 7  // Patch version component of the current release
+	VersionMeta  = "" // Version metadata to append to the version string
 )
 
 // Version holds the textual version string.