diff --git a/package.json b/package.json
index dabaefe0ad..44d3b41ba6 100644
--- a/package.json
+++ b/package.json
@@ -75,7 +75,7 @@
     "linkifyjs": "^2.1.6",
     "lodash": "^4.13.1",
     "lolex": "2.3.2",
-    "matrix-js-sdk": "matrix-org/matrix-js-sdk#develop",
+    "matrix-js-sdk": "0.12.1-rc.1",
     "optimist": "^0.6.1",
     "pako": "^1.0.5",
     "prop-types": "^15.5.8",