diff --git a/docs/docker-compose-traefik-v2.yml b/docs/docker-compose-traefik-v2.yml
index 67a0358..cb1bbec 100644
--- a/docs/docker-compose-traefik-v2.yml
+++ b/docs/docker-compose-traefik-v2.yml
@@ -3,7 +3,7 @@ version: '3.9'
 services:
 
   traefik:
-    image: traefik:v2.8.1
+    image: traefik:v2.11.3
     command:
       - --log.level=INFO
       - --entrypoints.web.address=:80
@@ -18,14 +18,14 @@ services:
       - --certificatesresolvers.le.acme.storage=/letsencrypt/acme.json
       - --certificatesresolvers.le.acme.tlsChallenge=true
     ports:
-      - 80:80
-      - 443:443
+      - "80:80"
+      - "443:443"
     volumes:
       - /var/run/docker.sock:/var/run/docker.sock:ro
       - ./letsencrypt/:/letsencrypt
 
   traefik-certs-dumper:
-    image: ldez/traefik-certs-dumper:v2.8.1
+    image: ldez/traefik-certs-dumper:v2.8.3
     entrypoint: sh -c '
       apk add jq
       ; while ! [ -e /data/acme.json ]