diff --git a/qtfs/ipc/uds_main.c b/qtfs/ipc/uds_main.c
index b479a6006bc377f591f10ae175de7573c56c2856..ec9c13dde3ae001a10eb7bfb8e3a45e01813af4e 100644
--- a/qtfs/ipc/uds_main.c
+++ b/qtfs/ipc/uds_main.c
@@ -469,7 +469,7 @@ int uds_env_prepare()
 	} else {
 		closedir(dir);
 	}
-	int fd = open(UDS_BUILD_CONN_ADDR, O_RDONLY|O_CREAT);
+	int fd = open(UDS_BUILD_CONN_ADDR, O_RDONLY|O_CREAT, 0700);
 	if (fd < 0) {
 		uds_err("create file:%s failed.", UDS_BUILD_CONN_ADDR);
 		return EVENT_ERR;