diff --git a/src/routes/matrix/index.ts b/src/routes/matrix/index.ts
index 9e1c49f..a43e24f 100644
--- a/src/routes/matrix/index.ts
+++ b/src/routes/matrix/index.ts
@@ -167,6 +167,7 @@ router.get("/.well-known/matrix/client", (req, res) => {
 router.get("/_matrix/client/versions", (req, res) => {
     res.json({
         versions: [
+            "v1.3",
             "v1.4"
         ]
     });