diff --git a/sdk/include/alibabacloud/oss/model/InputFormat.h b/sdk/include/alibabacloud/oss/model/InputFormat.h
index 333d551..d3d1716 100644
--- a/sdk/include/alibabacloud/oss/model/InputFormat.h
+++ b/sdk/include/alibabacloud/oss/model/InputFormat.h
@@ -59,6 +59,7 @@ namespace OSS
 
     protected:
         InputFormat();
+        virtual ~InputFormat() = default;
         friend SelectObjectRequest;
         friend CreateSelectObjectMetaRequest;
         virtual int validate() const;