diff --git a/paddle/function/DepthwiseConvOp.cpp b/paddle/function/DepthwiseConvOp.cpp
index 21084bedb44dd1ed4f0db85f0dd1330d94713fd8..490e8d546cbd460217abe95f6291b13fa207faa9 100644
--- a/paddle/function/DepthwiseConvOp.cpp
+++ b/paddle/function/DepthwiseConvOp.cpp
@@ -172,6 +172,7 @@ public:
   void calc(const BufferArgs& inputs, const BufferArgs& outputs) override {
     CHECK_EQ(numInputs_, inputs.size());
     CHECK_EQ(numOutputs_, outputs.size());
+    CHECK_EQ(outputs[0].getArgType(), ADD_TO);
     check(inputs, outputs);
     CHECK_EQ(outputs[0].getArgType(), ADD_TO);
     const TensorShape& output = inputs[0].shape();
@@ -235,6 +236,7 @@ public:
   void calc(const BufferArgs& inputs, const BufferArgs& outputs) override {
     CHECK_EQ(numInputs_, inputs.size());
     CHECK_EQ(numOutputs_, outputs.size());
+    CHECK_EQ(outputs[0].getArgType(), ADD_TO);
     check(inputs, outputs);
     const TensorShape& output = inputs[0].shape();
     const TensorShape& input = inputs[1].shape();