diff --git a/package.json b/package.json
index 309b3d5659..de7863dbaa 100644
--- a/package.json
+++ b/package.json
@@ -60,7 +60,7 @@
     "gfm.css": "^1.1.2",
     "highlight.js": "^9.13.1",
     "jsrsasign": "^9.1.5",
-    "matrix-js-sdk": "8.3.0",
+    "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
     "matrix-react-sdk": "3.4.1",
     "olm": "https://packages.matrix.org/npm/olm/olm-3.1.4.tgz",
     "prop-types": "^15.7.2",