diff --git a/docker/swarm/service/openldap.yml b/docker/swarm/service/openldap.yml
index e390772..9745017 100644
--- a/docker/swarm/service/openldap.yml
+++ b/docker/swarm/service/openldap.yml
@@ -1,6 +1,6 @@
 parameters:
   _param:
-    docker_image_openldap: osixia/openldap:1.1.7
+    docker_image_openldap: osixia/openldap:1.1.8
   docker:
     client:
       service:
@@ -11,18 +11,18 @@
             condition: any
           image: ${_param:docker_image_openldap}
           environment:
-            HOSTNAME: ldap01.${_param:cluster_public_host}
+            HOSTNAME: ldap01.${_param:openldap_domain}
             LDAP_ORGANISATION: "${_param:openldap_organisation}"
             LDAP_DOMAIN: "${_param:openldap_domain}"
             LDAP_ADMIN_PASSWORD: ${_param:openldap_admin_password}
             LDAP_CONFIG_PASSWORD: ${_param:openldap_config_password}
-            LDAP_READONLY_USER: true
+            LDAP_READONLY_USER: "true"
             LDAP_READONLY_USER_USERNAME: readonly
             LDAP_READONLY_USER_PASSWORD: ${_param:openldap_readonly_password}
-            LDAP_TLS: false
+            LDAP_TLS: "false"
           ports:
-            - 389:389
-            - 636:636
+            - 1389:389
+            - 1636:636
           volume:
             database:
               type: bind