diff --git a/interfaces/kits/ability_lite/ability_loader.h b/interfaces/kits/ability_lite/ability_loader.h
index e35e2236a5cef76b03e876b7db4f40bff3cf6c94..20e4f8da8b9aeec46d383e6a0c6e689bb193105e 100644
--- a/interfaces/kits/ability_lite/ability_loader.h
+++ b/interfaces/kits/ability_lite/ability_loader.h
@@ -127,11 +127,13 @@ private:
  */
 #ifdef ABILITY_WINDOW_SUPPORT
 #define REGISTER_AS(className)                                                                \
+do{\
     __attribute__((constructor)) void RegisterAS##className() {                               \
         AbilityLoader::GetInstance().RegisterAbilitySlice(#className, []()->AbilitySlice* {   \
             return new className;                                                             \
         });                                                                                   \
-    }
+    }\
+}while(0)
 #endif
 } // namespace OHOS
 #endif // OHOS_ABILITY_LOADER_H
\ No newline at end of file