diff --git a/paddle/cuda/include/hl_device_functions.cuh b/paddle/cuda/include/hl_device_functions.cuh
index 2fbc2cfb50221efae90d96270602585007633d5c..35358d29210f55bc6b526742960f11b2e6de48ff 100755
--- a/paddle/cuda/include/hl_device_functions.cuh
+++ b/paddle/cuda/include/hl_device_functions.cuh
@@ -44,4 +44,6 @@ using hppl::atomicAdd;
 
 #endif
 
+#endif
+
 #endif /* HL_DEVICE_FUNCTIONS_CUH_ */