diff --git a/python/paddle/fluid/tests/unittests/test_reshape_op.py b/python/paddle/fluid/tests/unittests/test_reshape_op.py
index 88c9933da35f047e2fdff1983cb0c4718540ceb6..f51b5a7e9907294a5b91c920a363830d8b9a7137 100644
--- a/python/paddle/fluid/tests/unittests/test_reshape_op.py
+++ b/python/paddle/fluid/tests/unittests/test_reshape_op.py
@@ -140,8 +140,8 @@ class TestReshapeOpWithInputShape(OpTest):
     def test_check_output(self):
         self.check_output()
 
-    # def test_check_grad(self):
-    #     self.check_grad(["X"], "Out")
+    def test_check_grad(self):
+        self.check_grad(["X"], "Out")
 
 
 if __name__ == "__main__":