diff --git a/docker-compose.yml b/docker-compose.yml
index 992447f..355421a 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -18,6 +18,8 @@
       - REDIS_HOST=redis
       - TZ=${TZ}
       - NEXTCLOUD_TRUSTED_DOMAINS=${NEXTCLOUD_TRUSTED_DOMAINS}
+      - OVERWRITEHOST=${NEXTCLOUD_OVERWRITEHOST}
+      - OVERWRITEPROTOCOL=https
     tmpfs:
       - /tmp
     links:
diff --git a/nextcloud.conf.example b/nextcloud.conf.example
index 4b708d1..cee84c6 100644
--- a/nextcloud.conf.example
+++ b/nextcloud.conf.example
@@ -9,8 +9,11 @@
 # admin user name
 NEXTCLOUD_ADMIN_USER=admin
 
+# your primary domain
+NEXTCLOUD_OVERWRITEHOST="cloud.example.com"
+
 # comma seperated list of trusted domains
-NEXTCLOUD_TRUSTED_DOMAINS="betacloud.pgollor.de"
+NEXTCLOUD_TRUSTED_DOMAINS="cloud.example.com c.example.com"
 
 ## Timezone one of /usr/share/zoneinfo
 TZ=Europe/Berlin