diff --git a/package.json b/package.json
index 1f351335d9..8f2a206000 100644
--- a/package.json
+++ b/package.json
@@ -86,7 +86,7 @@
     "linkifyjs": "^2.1.6",
     "lodash": "^4.17.14",
     "lolex": "4.2",
-    "matrix-js-sdk": "2.4.1",
+    "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
     "optimist": "^0.6.1",
     "pako": "^1.0.5",
     "png-chunks-extract": "^1.0.0",
diff --git a/yarn.lock b/yarn.lock
index 0c06663f4f..542be601e5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5187,10 +5187,9 @@ mathml-tag-names@^2.0.1:
   resolved "https://registry.yarnpkg.com/mathml-tag-names/-/mathml-tag-names-2.1.1.tgz#6dff66c99d55ecf739ca53c492e626f1d12a33cc"
   integrity sha512-pWB896KPGSGkp1XtyzRBftpTzwSOL0Gfk0wLvxt4f2mgzjY19o0LxJ3U25vNWTzsh7da+KTbuXQoQ3lOJZ8WHw==
 
-matrix-js-sdk@2.4.1:
+"matrix-js-sdk@github:matrix-org/matrix-js-sdk#develop":
   version "2.4.1"
-  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-2.4.1.tgz#f32f8ebb1f01fa26711a4cf6b78eae125156f455"
-  integrity sha512-5mOp396eOtvaMiuUD85TWvuxSP532PuvtH/QLugBGenI15FGwtnC40cTnVYviYWGBi340FPrOKWulc5ILRX6qQ==
+  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/e024d047e358cf26caa47542c8f6d9a469a11cb2"
   dependencies:
     another-json "^0.2.0"
     babel-runtime "^6.26.0"