diff --git a/package.json b/package.json
index 0e8d62737c..e63160ab0f 100644
--- a/package.json
+++ b/package.json
@@ -60,8 +60,8 @@
     "browser-request": "^0.3.3",
     "extract-text-webpack-plugin": "^0.9.1",
     "favico.js": "^0.3.10",
-    "matrix-js-sdk": "0.10.1",
-    "matrix-react-sdk": "0.12.2",
+    "matrix-js-sdk": "0.10.2-rc.1",
+    "matrix-react-sdk": "0.12.3-rc.1",
     "modernizr": "^3.1.0",
     "prop-types": "^15.5.10",
     "react": "^15.6.0",