diff --git a/package.json b/package.json
index b203cf51e9..037f0dd6eb 100644
--- a/package.json
+++ b/package.json
@@ -93,7 +93,7 @@
     "maplibre-gl": "^1.15.2",
     "matrix-encrypt-attachment": "^1.0.3",
     "matrix-events-sdk": "^0.0.1-beta.7",
-    "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
+    "matrix-js-sdk": "21.0.0-rc.1",
     "matrix-widget-api": "^1.1.1",
     "minimist": "^1.2.5",
     "opus-recorder": "^8.0.3",
diff --git a/yarn.lock b/yarn.lock
index b54bc1ec81..209e57ed16 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7027,9 +7027,10 @@ matrix-events-sdk@^0.0.1-beta.7:
   resolved "https://registry.yarnpkg.com/matrix-events-sdk/-/matrix-events-sdk-0.0.1-beta.7.tgz#5ffe45eba1f67cc8d7c2377736c728b322524934"
   integrity sha512-9jl4wtWanUFSy2sr2lCjErN/oC8KTAtaeaozJtrgot1JiQcEI4Rda9OLgQ7nLKaqb4Z/QUx/fR3XpDzm5Jy1JA==
 
-"matrix-js-sdk@github:matrix-org/matrix-js-sdk#develop":
-  version "20.1.0"
-  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/8eed354e17001cd25e3cafe81f74dab499a9882e"
+matrix-js-sdk@21.0.0-rc.1:
+  version "21.0.0-rc.1"
+  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-21.0.0-rc.1.tgz#254d7183cca845643a5da3f72de7193fafd9780c"
+  integrity sha512-jHJQLSb5egMMZPrDrjKY1mmsGdIaPPZNy+7MTikeb46tP3ES7Om9U6wsSouKFdW8khvg/nuxZfbEdM1lBMi15Q==
   dependencies:
     "@babel/runtime" "^7.12.5"
     another-json "^0.2.0"