diff --git a/paddle/optimizer/parameter_optimizer_test.cpp b/paddle/optimizer/parameter_optimizer_test.cpp
index 60a3b32789a4ce325ce0c243908d94106bbc614a..edf4ae37a9beee2911d23dd1ab23e67a18065b1b 100644
--- a/paddle/optimizer/parameter_optimizer_test.cpp
+++ b/paddle/optimizer/parameter_optimizer_test.cpp
@@ -41,7 +41,7 @@ paddle::optimizer::Tensor* FixedTensor(size_t size) {
 
 class OptimizerTest : public testing::Test {
 public:
-  virtual ~OptimizerTest();
+  virtual ~OptimizerTest() {}
   // init paddle::optimizer::Tensor shape
   const size_t kSize = 5;