diff --git a/util/reserved.json b/util/reserved.json
index c01d5a1961..14ea866e8f 100644
--- a/util/reserved.json
+++ b/util/reserved.json
@@ -131,6 +131,7 @@
     "team",
     "test",
     "testing",
+    "tools",
     "url",
     "util",
     "vpn",