diff --git a/graph-frontend.yml b/graph-frontend.yml
index 82cd3b0e..745d8f00 100644
--- a/graph-frontend.yml
+++ b/graph-frontend.yml
@@ -60,3 +60,9 @@ services:
       - "traefik.http.routers.harmony-mainnet.rule=Host(`$DOMAIN`)"
       - "traefik.http.routers.harmony-mainnet.middlewares=ipwhitelist"
 
+networks:
+  chains:
+    driver: bridge
+    ipam:
+     config:
+       - subnet: 192.168.0.1/27