diff --git a/stirling-pdf/docker-compose.yml b/stirling-pdf/docker-compose.yml
index 32295b9..b256b53 100644
--- a/stirling-pdf/docker-compose.yml
+++ b/stirling-pdf/docker-compose.yml
@@ -17,3 +17,7 @@ services:
     networks:
       - frontend
     restart: unless-stopped
+
+networks:
+  frontend:
+    external: true