diff --git a/package.json b/package.json
index 9d479107ef..07975eafd7 100644
--- a/package.json
+++ b/package.json
@@ -80,7 +80,7 @@
     "katex": "^0.12.0",
     "linkifyjs": "^2.1.9",
     "lodash": "^4.17.20",
-    "matrix-js-sdk": "9.11.0",
+    "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
     "matrix-widget-api": "^0.1.0-beta.13",
     "minimist": "^1.2.5",
     "opus-recorder": "^8.0.3",
diff --git a/yarn.lock b/yarn.lock
index 8c9d932d72..cfae85608a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5587,10 +5587,9 @@ mathml-tag-names@^2.1.3:
   resolved "https://registry.yarnpkg.com/mathml-tag-names/-/mathml-tag-names-2.1.3.tgz#4ddadd67308e780cf16a47685878ee27b736a0a3"
   integrity sha512-APMBEanjybaPzUrfqU0IMU5I0AswKMH7k8OTLs0vvV4KZpExkTkY87nR/zpbuTPj+gARop7aGUbl11pnDfW6xg==
 
-matrix-js-sdk@9.11.0:
+"matrix-js-sdk@github:matrix-org/matrix-js-sdk#develop":
   version "9.11.0"
-  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-9.11.0.tgz#57ba60dfbcf2b32917eb6d7232d0e81cf0de0d3a"
-  integrity sha512-wP28ybOxyQ7lbC48QddRORYr8atEwbTqDOsu8H6u9jTTgB2qqczI/bkSoXHtutODuSeLY5x0UuwLcxVCy4yxVQ==
+  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/e277de6e3d9bbb98fbfbbedd47d86ee85f6f47e5"
   dependencies:
     "@babel/runtime" "^7.12.5"
     another-json "^0.2.0"