diff --git a/stacks/smokeping/docker-compose.yml b/stacks/smokeping/docker-compose.yml
index c00d18e..b024576 100644
--- a/stacks/smokeping/docker-compose.yml
+++ b/stacks/smokeping/docker-compose.yml
@@ -26,3 +26,4 @@ services:
 networks:
   web:
     external: true
+