diff --git a/package.json b/package.json
index 33c74f702b..7795de4cbe 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": "21.1.0-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 b1f0f9323b..170c012544 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 "21.0.1"
-  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/52830a2a50732f4269048d0ad7a007c6b9528ffa"
+matrix-js-sdk@21.1.0-rc.1:
+  version "21.1.0-rc.1"
+  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-21.1.0-rc.1.tgz#30c74d30a9ce53fa1f83cb1e630ccc8df77853e6"
+  integrity sha512-vb4f/1rqFihIorabPg1HxG6FgS8EoB0svcPC371r1zVORoQOa7OPJyYKsKDm2sgSwZacLxl3JdOTmnFwcB60dA==
   dependencies:
     "@babel/runtime" "^7.12.5"
     another-json "^0.2.0"