diff --git a/harbor/docker-compose.yml b/harbor/docker-compose.yml
index 5ec7697..ef7525a 100644
--- a/harbor/docker-compose.yml
+++ b/harbor/docker-compose.yml
@@ -85,7 +85,7 @@ services:
       - "traefik.http.routers.harbor-registry.rule=Host(`harbor.mtnet.biz`) && PathPrefix(`/v2/`)"
       - "traefik.http.routers.harbor-registry.entrypoints=websecure"
       - "traefik.http.routers.harbor-registry.tls=true"
-      - "traefik.http.routers.harbor-registry.tls.certresolver=lets-encrypt"
+      - "traefik.http.routers.harbor-registry.tls.certresolver=le"
       - "traefik.http.services.harbor-registry.loadbalancer.server.port=5000"
       - "traefik.docker.network=proxy"      
 
@@ -122,7 +122,7 @@ services:
       - "traefik.http.routers.harbor-ui.rule=Host(`harbor.mtnet.biz`)"
       - "traefik.http.routers.harbor-ui.entrypoints=websecure"
       - "traefik.http.routers.harbor-ui.tls=true"
-      - "traefik.http.routers.harbor-ui.tls.certresolver=lets-encrypt"
+      - "traefik.http.routers.harbor-ui.tls.certresolver=le"
       - "traefik.http.services.harbor-ui.loadbalancer.server.port=8080"
       - "traefik.docker.network=proxy"