diff --git a/seafile/config.json b/seafile/config.json
index 1a62e3d3a..f34f4732a 100644
--- a/seafile/config.json
+++ b/seafile/config.json
@@ -104,8 +104,7 @@
     "SEAFILE_ADMIN_PASSWORD": "password",
     "SERVER_IP": "str?",
     "TZ": "str?",
-    "udev": true,
-  "url": "str",
+    "url": "str",
     "cifsdomain": "str?",
     "cifspassword": "str?",
     "cifsusername": "str?",