diff --git a/paddle/framework/op_registry.h b/paddle/framework/op_registry.h
index ee02da7b4dcb809dcbf1ae6fae5d7e28a5a5a412..4ee2c7d27561c3855059c42e1604f353c65bfa41 100644
--- a/paddle/framework/op_registry.h
+++ b/paddle/framework/op_registry.h
@@ -54,7 +54,6 @@ class OpRegistry {
                          const std::string& grad_op_type) {
     OperatorRegistrar<OpType, ProtoMakerType> reg(op_type.c_str());
     reg.info.grad_op_type_ = grad_op_type;
-
     // register gradient op
     if (!grad_op_type.empty()) {
       OperatorRegistrar<GradOpType> grad_reg(grad_op_type.c_str());