diff --git a/package.json b/package.json
index 30a209d5..26b0aa90 100644
--- a/package.json
+++ b/package.json
@@ -70,8 +70,8 @@
     "gemini-scrollbar": "github:matrix-org/gemini-scrollbar#b302279",
     "gfm.css": "^1.1.2",
     "highlight.js": "^9.13.1",
-    "matrix-js-sdk": "0.14.3",
-    "matrix-react-sdk": "0.14.8",
+    "matrix-js-sdk": "1.0.0-rc.1",
+    "matrix-react-sdk": "1.0.0-rc.1",
     "modernizr": "^3.6.0",
     "prop-types": "^15.6.2",
     "react": "^15.6.0",