diff --git a/.well-known/matrix/client b/.well-known/matrix/client
index 6c7c52b..27018f5 100644
--- a/.well-known/matrix/client
+++ b/.well-known/matrix/client
@@ -1 +1,8 @@
-{"m.homeserver": {"base_url": "https://matrix.h.hackclub.app:443"}}
+{
+	"m.homeserver": {
+		"base_url": "https://matrix.h.hackclub.app:443"
+	},
+	"org.matrix.msc3575.proxy": {
+		"url": "https://matrix-sliding-sync.h.hackclub.app:443"
+	}
+}