diff --git a/Containers/apache/Caddyfile b/Containers/apache/Caddyfile
index 64fb5f93..bda4c44c 100644
--- a/Containers/apache/Caddyfile
+++ b/Containers/apache/Caddyfile
@@ -15,6 +15,7 @@
 }
 
 https://{$ADDITIONAL_TRUSTED_DOMAIN}:443,
+http://${APACHE_HOST}:{$APACHE_PORT}, # For Collabora callback
 {$PROTOCOL}://{$NC_DOMAIN}:{$APACHE_PORT} {
     header -Server
     header -X-Powered-By
diff --git a/php/containers.json b/php/containers.json
index c9d57466..d71c085f 100644
--- a/php/containers.json
+++ b/php/containers.json
@@ -379,7 +379,7 @@
       ],
       "internal_port": "9980",
       "environment": [
-        "aliasgroup1=https://%NC_DOMAIN%:443",
+        "aliasgroup1=https://%NC_DOMAIN%:443,http://nextcloud-aio-apache:%APACHE_PORT%",
         "extra_params=--o:ssl.enable=false --o:ssl.termination=true --o:mount_jail_tree=false --o:logging.level=warning --o:logging.level_startup=warning --o:home_mode.enable=true %COLLABORA_SECCOMP_POLICY% --o:remote_font_config.url=https://%NC_DOMAIN%/apps/richdocuments/settings/fonts.json --o:net.post_allow.host[0]=.+",
         "dictionaries=%COLLABORA_DICTIONARIES%",
         "TZ=%TIMEZONE%",
@@ -389,7 +389,7 @@
       "restart": "unless-stopped",
       "nextcloud_exec_commands": [
         "echo 'Activating Collabora config...'",
-        "php /var/www/html/occ richdocuments:activate-config"
+        "php /var/www/html/occ richdocuments:activate-config --wopi-url='http://nextcloud-aio-collabora:9980' --callback-url='http://nextcloud-aio-apache:%APACHE_PORT%'"
       ],
       "profiles": [
         "collabora"