diff --git a/configs/mainnet.json b/configs/mainnet.json
index 8006606..a66f3d9 100644
--- a/configs/mainnet.json
+++ b/configs/mainnet.json
@@ -96,5 +96,6 @@
     "bneo.1.14.e2e5f6": 20,
     "eth.1.2.942d87": 21,
     "usdc.1.2.343151": 22
-  }
+  },
+  "maintenance": {}
 }