diff --git a/openwrt/files/ua3f.init b/openwrt/files/ua3f.init
index 1955b33..6718a7b 100755
--- a/openwrt/files/ua3f.init
+++ b/openwrt/files/ua3f.init
@@ -52,6 +52,8 @@ start_service() {
     fi
     procd_set_param group nogroup
 
+    ulimit -n 65536
+
     procd_close_instance
 }