diff --git a/paddle/operators/cond_op.h b/paddle/operators/cond_op.h
index 7eeec84996f0447ecd5ec2992068622c01e07b56..b09e32331e66c53555c88c06d7b1456276050eaa 100644
--- a/paddle/operators/cond_op.h
+++ b/paddle/operators/cond_op.h
@@ -34,7 +34,6 @@ namespace operators {
  *
  * if cond == 0, it will run false_net, which is another NetOp.
  */
-
 class CondOp : public framework::OperatorBase {
  public:
   CondOp(const std::string& type, const framework::VariableNameMap& inputs,