diff --git a/core/vm/instructions.go b/core/vm/instructions.go
index 2105201fc..56ff35020 100644
--- a/core/vm/instructions.go
+++ b/core/vm/instructions.go
@@ -251,6 +251,7 @@ func opKeccak256(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) (
 	size.SetBytes(interpreter.hasherBuf[:])
 	return nil, nil
 }
+
 func opAddress(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
 	scope.Stack.push(new(uint256.Int).SetBytes(scope.Contract.Address().Bytes()))
 	return nil, nil
@@ -267,6 +268,7 @@ func opOrigin(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]b
 	scope.Stack.push(new(uint256.Int).SetBytes(interpreter.evm.Origin.Bytes()))
 	return nil, nil
 }
+
 func opCaller(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
 	scope.Stack.push(new(uint256.Int).SetBytes(scope.Contract.Caller().Bytes()))
 	return nil, nil