@ -42,7 +42,7 @@ var (
EIP155Block: big.NewInt(2675000),
EIP158Block: big.NewInt(2675000),
ByzantiumBlock: big.NewInt(4370000),
ConstantinopleBlock: big.NewInt(7080000),
ConstantinopleBlock: nil,
Ethash: new(EthashConfig),
}