diff --git a/compose/traefik/traefik.yml b/compose/traefik/traefik.yml
index 1b35f6e..a462a7d 100644
--- a/compose/traefik/traefik.yml
+++ b/compose/traefik/traefik.yml
@@ -312,3 +312,6 @@ providers:
     network: web
     exposedByDefault: false
     endpoint: "unix:///var/run/docker.sock"
+  swarm:
+    # docker swarm mode (1.12+)
+    endpoint: "tcp://127.0.0.1:2377"