diff --git a/paddle/operators/math/cos_sim_functor.cc b/paddle/operators/math/cos_sim_functor.cc
index f52a82b10870205ff490b2bf2187a2ada1afe5e8..6af9f0fcd967b4e8e9e338c155d5a8ee2866fbfa 100644
--- a/paddle/operators/math/cos_sim_functor.cc
+++ b/paddle/operators/math/cos_sim_functor.cc
@@ -41,8 +41,8 @@ struct CosSimDyFunctor<platform::CPUDeviceContext, T> {
   }
 };
 
-template class CosSimDyFunctor<platform::CPUDeviceContext, float>;
-template class CosSimDyFunctor<platform::CPUDeviceContext, double>;
+template struct CosSimDyFunctor<platform::CPUDeviceContext, float>;
+template struct CosSimDyFunctor<platform::CPUDeviceContext, double>;
 }  // namespace math
 }  // namespace operators
 }  // namespace paddle
diff --git a/paddle/operators/math/cos_sim_functor.cu b/paddle/operators/math/cos_sim_functor.cu
index fb19a8b38a44a33728122ab87f99c118b34bb973..6eb0a4ea4c5b86f84c93b97615255adf55e9e042 100644
--- a/paddle/operators/math/cos_sim_functor.cu
+++ b/paddle/operators/math/cos_sim_functor.cu
@@ -57,8 +57,8 @@ struct CosSimDyFunctor<platform::CUDADeviceContext, T> {
   }
 };
 
-template class CosSimDyFunctor<platform::CUDADeviceContext, float>;
-template class CosSimDyFunctor<platform::CUDADeviceContext, double>;
+template struct CosSimDyFunctor<platform::CUDADeviceContext, float>;
+template struct CosSimDyFunctor<platform::CUDADeviceContext, double>;
 }  // namespace math
 }  // namespace operators
 }  // namespace paddle