diff --git a/Containers/collabora/Dockerfile b/Containers/collabora/Dockerfile
index e780f79a..ea4d910d 100644
--- a/Containers/collabora/Dockerfile
+++ b/Containers/collabora/Dockerfile
@@ -1,2 +1,2 @@
 # From a file located probably somewhere here: https://github.com/CollaboraOnline/online/tree/master/docker
-FROM collabora/code:21.11.3.4.1
\ No newline at end of file
+FROM collabora/code:21.11.3.6.1
\ No newline at end of file
diff --git a/php/containers.json b/php/containers.json
index 63112c4c..9aa3c060 100644
--- a/php/containers.json
+++ b/php/containers.json
@@ -168,7 +168,7 @@
         "9980"
       ],
       "environmentVariables": [
-        "domain=%NC_DOMAIN%",
+        "aliasgroup1=https://%NC_DOMAIN%:443",
         "extra_params=--o:ssl.enable=false --o:ssl.termination=true --o:logging.level=warning"
       ],
       "volumes": [],