diff --git a/alaka-defaults.yml b/alaka-defaults.yml
index 7206451..54dc95e 100644
--- a/alaka-defaults.yml
+++ b/alaka-defaults.yml
@@ -60,6 +60,7 @@ matrix-synapse:
         - TURN_ENABLED
         - TURN_ALLOW_GUESTS
         - SECRET_TURN_SHARED_SECRET_VERSION
+        - WEB_CLIENT_LOCATION
     secrets:
         turn_shared_secret: "{{turn_secret}}"
 wekan: