diff --git a/ge/common/ge/tbe_plugin_manager.h b/ge/common/ge/tbe_plugin_manager.h
index 087ddd83..7350c672 100755
--- a/ge/common/ge/tbe_plugin_manager.h
+++ b/ge/common/ge/tbe_plugin_manager.h
@@ -58,7 +58,7 @@ class TBEPluginManager {
                                 const string &caffe_parser_so_suff, const string &aicpu_so_suff,
                                 const string &aicpu_host_so_suff);
   static void FindParserSo(const string &path, vector<string> &file_list, string &caffe_parser_path,
-                           int32_t recursive_depth = 0);
+                           int recursive_depth = 0);
   static void GetPluginSoFileList(const string &path, vector<string> &file_list, string &caffe_parser_path);
   static void GetCustomOpPath(std::string &customop_path);
   void LoadCustomOpLib();