diff --git a/include/os/osFile.h b/include/os/osFile.h
index da1f8f8b57..63483dc906 100644
--- a/include/os/osFile.h
+++ b/include/os/osFile.h
@@ -112,6 +112,8 @@ int32_t taosGetErrorFile(TdFilePtr pFile);
 
 int32_t taosCompressFile(char *srcFileName, char *destFileName);
 
+int32_t taosSetFileHandlesLimit();
+
 #ifdef __cplusplus
 }
 #endif