diff --git a/v2rayN/v2rayN/Sample/tun_singbox b/v2rayN/v2rayN/Sample/tun_singbox
index 319fddca..6278c0b4 100644
--- a/v2rayN/v2rayN/Sample/tun_singbox
+++ b/v2rayN/v2rayN/Sample/tun_singbox
@@ -1,7 +1,7 @@
 {
   "log": {
     "disabled": false,
-    "level": "info",
+    "level": "debug",
     $log_output$
     "timestamp": true
   },