diff --git a/infra/diun/docker-compose.yml b/infra/diun/docker-compose.yml
index f0418ad..72ff4ee 100644
--- a/infra/diun/docker-compose.yml
+++ b/infra/diun/docker-compose.yml
@@ -18,7 +18,7 @@ services:
       DIUN_PROVIDERS_DOCKER: "true"
       DIUN_PROVIDERS_DOCKER_WATCHBYDEFAULT: "false"
       DIUN_PROVIDERS_DOCKER_WATCHSTOPPED: "false"
-      DIUN_NOTIF_GOTIFY_ENDPOINT: http://gotify
+      DIUN_NOTIF_GOTIFY_ENDPOINT: http://gotify:80
       DIUN_NOTIF_GOTIFY_TOKEN: A0X-h.zASUTj_9s
 
     volumes:
@@ -26,4 +26,11 @@ services:
       - /var/run/docker.sock:/var/run/docker.sock:ro
 
     security_opt:
-      - no-new-privileges:true
\ No newline at end of file
+      - no-new-privileges:true
+
+    networks:
+      - frontend_net
+
+networks:
+  frontend_net:
+    external: true
\ No newline at end of file