diff --git a/mycloud-matrix/templates/server/synapse.yaml b/mycloud-matrix/templates/server/synapse.yaml
index ae75301..c59d750 100644
--- a/mycloud-matrix/templates/server/synapse.yaml
+++ b/mycloud-matrix/templates/server/synapse.yaml
@@ -93,6 +93,7 @@ spec:
           client_id: 0000000000000000000SYNAPSE
           client_auth_method: client_secret_basic
           account_management_url: "https://{{ include "mycloud-matrix.host.authenticationService" . }}/account/"
+        msc4108_enabled: true
       {{- else }}
       oidc_providers:
         - idp_id: mycloud