diff --git a/util/reserved.json b/util/reserved.json
index 14ea866e8f..47d7379b76 100644
--- a/util/reserved.json
+++ b/util/reserved.json
@@ -134,6 +134,7 @@
     "tools",
     "url",
     "util",
+    "uptime",
     "vpn",
     "web",
     "webmail",