diff --git a/package.json b/package.json
index 3a7343d8a1..070abf352d 100644
--- a/package.json
+++ b/package.json
@@ -85,7 +85,7 @@
     "linkifyjs": "^2.1.6",
     "lodash": "^4.17.14",
     "lolex": "2.3.2",
-    "matrix-js-sdk": "2.3.2",
+    "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
     "optimist": "^0.6.1",
     "pako": "^1.0.5",
     "png-chunks-extract": "^1.0.0",
@@ -97,7 +97,7 @@
     "react-addons-css-transition-group": "15.6.2",
     "react-beautiful-dnd": "^4.0.1",
     "react-dom": "^16.9.0",
-    "react-gemini-scrollbar": "github:matrix-org/react-gemini-scrollbar#f644523",
+    "react-gemini-scrollbar": "github:matrix-org/react-gemini-scrollbar#9cf17f63b7c0b0ec5f31df27da0f82f7238dc594",
     "resize-observer-polyfill": "^1.5.0",
     "sanitize-html": "^1.18.4",
     "slate": "^0.41.2",
diff --git a/yarn.lock b/yarn.lock
index 95ac5db8b8..712de0b2b4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5049,10 +5049,9 @@ 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@2.3.2:
+"matrix-js-sdk@github:matrix-org/matrix-js-sdk#develop":
   version "2.3.2"
-  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-2.3.2.tgz#341491e8396edbfe93cd034bce34acc6841af322"
-  integrity sha512-sWSqIvB0qEQgl3hPXLvhL0QPyH8161i37266yb6IAkprsJj4n0V/fiwzPd6Oft3Rv8ti4hBqsLN93dzYDPcupA==
+  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/55b4595bbf52cdbf91edd7d326f72aabd6709dac"
   dependencies:
     another-json "^0.2.0"
     babel-runtime "^6.26.0"
@@ -6389,9 +6388,9 @@ react-dom@^16.4.2, react-dom@^16.9.0:
     prop-types "^15.6.2"
     scheduler "^0.15.0"
 
-"react-gemini-scrollbar@github:matrix-org/react-gemini-scrollbar#f644523":
+"react-gemini-scrollbar@github:matrix-org/react-gemini-scrollbar#9cf17f63b7c0b0ec5f31df27da0f82f7238dc594":
   version "2.1.5"
-  resolved "https://codeload.github.com/matrix-org/react-gemini-scrollbar/tar.gz/f64452388011d37d8a4427ba769153c30700ab8c"
+  resolved "https://codeload.github.com/matrix-org/react-gemini-scrollbar/tar.gz/9cf17f63b7c0b0ec5f31df27da0f82f7238dc594"
   dependencies:
     gemini-scrollbar matrix-org/gemini-scrollbar#91e1e566