diff --git a/paddle/framework/ddim.cc b/paddle/framework/ddim.cc
index f3dd396613b0f0726d0613da1bf9f91be29aa495..eb1a18ee4075b07d6f8ae2a90a451f6d458c8bf4 100644
--- a/paddle/framework/ddim.cc
+++ b/paddle/framework/ddim.cc
@@ -278,7 +278,7 @@ std::ostream& operator<<(std::ostream& os, const DDim& ddim) {
   return os;
 }
 
-ssize_t DDim::size() const { return product(*this); }
+ssize_t DDim::size() const { return arity(*this); }
 
 DDim::DDim(std::initializer_list<int> init_list) {
   *this = make_ddim(init_list);
diff --git a/paddle/operators/softmax_op.cu b/paddle/operators/softmax_op.cu
index 59f32b35cfd4708965176dc2feb51f397519038c..903eef1b62231d65e2f9ec7a1f57fca0f4c4605c 100644
--- a/paddle/operators/softmax_op.cu
+++ b/paddle/operators/softmax_op.cu
@@ -1,5 +1,5 @@
 #include <paddle/framework/op_registry.h>
-#include <paddle/operators/sigmoid_op.h>
+#include <paddle/operators/softmax_op.h>
 
 REGISTER_OP_GPU_KERNEL(
     softmax, paddle::operators::SoftmaxKernel<paddle::platform::GPUPlace>);