diff --git a/common/constants.go b/common/constants.go
index 51ff9f0ee5..1bf32aa9f8 100644
--- a/common/constants.go
+++ b/common/constants.go
@@ -22,7 +22,7 @@ const (
 	MinimunMinerBlockPerEpoch  = 1
 )
 
-var TIP2019Block = big.NewInt(1050000)
+var TIP2019Block = big.NewInt(1)
 var TIPSigning = big.NewInt(3000000)
 var TIPRandomize = big.NewInt(3464000)
 var IsTestnet bool = false
diff --git a/core/tx_pool.go b/core/tx_pool.go
index 3d7be4c11d..2a66d9c2a1 100644
--- a/core/tx_pool.go
+++ b/core/tx_pool.go
@@ -630,10 +630,10 @@ func (pool *TxPool) validateTx(tx *types.Transaction, local bool) error {
 		}
 	}
 
-	minGasDeploySMC := new(big.Int).Mul(new(big.Int).SetUint64(10), new(big.Int).SetUint64(params.Ether))
-	if tx.To() == nil && (tx.Cost().Cmp(minGasDeploySMC) < 0 || tx.GasPrice().Cmp(new(big.Int).SetUint64(10000*params.Shannon)) < 0) {
-		return ErrMinDeploySMC
-	}
+	// minGasDeploySMC := new(big.Int).Mul(new(big.Int).SetUint64(10), new(big.Int).SetUint64(params.Ether))
+	// if tx.To() == nil && (tx.Cost().Cmp(minGasDeploySMC) < 0 || tx.GasPrice().Cmp(new(big.Int).SetUint64(10000*params.Shannon)) < 0) {
+	// 	return ErrMinDeploySMC
+	// }
 
 	return nil
 }