diff --git a/configs/mainnet.json b/configs/mainnet.json
index e06683e..93b0a7e 100644
--- a/configs/mainnet.json
+++ b/configs/mainnet.json
@@ -141,5 +141,6 @@
     "cmkt/129": "#10a5f6",
     "cmkt/165": "#e36bbf",
     "Unused": "#fbfafb"
-  }
+  },
+  "maintenance": {}
 }