diff --git a/docker-compose.photprism.yml b/docker-compose.photprism.yml
index afbd51e..ac10e9c 100644
--- a/docker-compose.photprism.yml
+++ b/docker-compose.photprism.yml
@@ -127,6 +127,7 @@ services:
       - "traefik.frontend.auth.forward.tls.insecureSkipVerify=true"
       - "traefik.http.routers.photoprism.rule=Host(`pm.czechman.dynvpn.de`)"
       - "traefik.http.routers.photoprism.tls=true"
+      - "traefik.http.routers.photoprism.tls.certresolver=myresolver"
       - "traefik.http.services.photoprism.loadbalancer.server.port=2342"
  #     - "traefik.http.services."