diff --git a/modules/common/nginx/clicks.codes/.well-known/matrix b/modules/common/nginx/clicks.codes/.well-known/matrix
index c7ba524..57b6176 100644
--- a/modules/common/nginx/clicks.codes/.well-known/matrix
+++ b/modules/common/nginx/clicks.codes/.well-known/matrix
@@ -3,5 +3,8 @@
   "m.homeserver": {
     "base_url": "https://matrix-backend.clicks.codes:443",
     "server_name": "clicks.codes"
+  },
+  "org.matrix.msc3575.proxy": {
+    "url": "https://matrix-sliding-sync.clicks.codes"
   }
 }