diff --git a/drpc-free.yml b/drpc-free.yml
index bf9dd0d2..df71afa5 100644
--- a/drpc-free.yml
+++ b/drpc-free.yml
@@ -19,7 +19,7 @@ services:
       - "traefik.http.routers.drpc-free.tls.certresolver=myresolver"
       - "traefik.http.routers.drpc-free.rule=Host(`$GW_FREE_DOMAIN`)"
     extra_hosts:
-      - "host.docker.internal:host-gateway"
+      - "host.docker.internal:172.17.0.1"  # literal docker0 IP: Docker 28 cannot resolve host-gateway when docker0 has no carrier (sg-9 gateway outage 2026-09-22/23)
     networks:
       - chains
     logging: 
diff --git a/drpc.yml b/drpc.yml
index 18847856..066d1745 100644
--- a/drpc.yml
+++ b/drpc.yml
@@ -62,7 +62,7 @@ services:
       - "${GW_ALLOW_LIST:+traefik.http.middlewares.gwallowlist.ipallowlist.sourcerange=$GW_ALLOW_LIST}"
       - "${GW_ALLOW_LIST:+traefik.http.routers.dshackle.middlewares=gwallowlist}"
     extra_hosts:
-      - "host.docker.internal:host-gateway"
+      - "host.docker.internal:172.17.0.1"  # literal docker0 IP: Docker 28 cannot resolve host-gateway when docker0 has no carrier (sg-9 gateway outage 2026-09-22/23)
     networks:
       - chains
     logging: