diff --git a/package.json b/package.json
index 420b5c499e..c3bd5f800a 100644
--- a/package.json
+++ b/package.json
@@ -130,7 +130,7 @@
         "maplibre-gl": "^5.0.0",
         "matrix-encrypt-attachment": "^1.0.3",
         "matrix-events-sdk": "0.0.1",
-        "matrix-js-sdk": "39.3.0",
+        "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
         "matrix-widget-api": "^1.14.0",
         "memoize-one": "^6.0.0",
         "mime": "^4.0.4",
diff --git a/yarn.lock b/yarn.lock
index 530e241bdc..74333404e8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9588,10 +9588,9 @@ matrix-events-sdk@0.0.1:
   resolved "https://registry.yarnpkg.com/matrix-events-sdk/-/matrix-events-sdk-0.0.1.tgz#c8c38911e2cb29023b0bbac8d6f32e0de2c957dd"
   integrity sha512-1QEOsXO+bhyCroIe2/A5OwaxHvBm7EsSQ46DEDn8RBIfQwN5HWBpFvyWWR4QY0KHPPnnJdI99wgRiAl7Ad5qaA==
 
-matrix-js-sdk@39.3.0:
+"matrix-js-sdk@github:matrix-org/matrix-js-sdk#develop":
   version "39.3.0"
-  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-39.3.0.tgz#3c658c610d4cc41cc3a54e9c78f541d48661117f"
-  integrity sha512-VxndV3NK6Zl/wcG1iT2FdugIk2qHQuK2phuphAw/hM3jYNeh+6CeKglu/oU/8jcFqfnCFMed6+37uAewkfv/wg==
+  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/942fdf5bee0f0303f32c2cae87df6108666bb780"
   dependencies:
     "@babel/runtime" "^7.12.5"
     "@matrix-org/matrix-sdk-crypto-wasm" "^15.3.0"