diff --git a/package.json b/package.json
index d8c26098ca..7ac73a60e4 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
     "katex": "^0.12.0",
     "linkifyjs": "^2.1.9",
     "lodash": "^4.17.20",
-    "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
+    "matrix-js-sdk": "12.0.0-rc.1",
     "matrix-widget-api": "^0.1.0-beta.14",
     "minimist": "^1.2.5",
     "opus-recorder": "^8.0.3",
@@ -139,12 +139,12 @@
     "@types/zxcvbn": "^4.4.0",
     "@typescript-eslint/eslint-plugin": "^4.14.0",
     "@typescript-eslint/parser": "^4.14.0",
+    "@wojtekmaj/enzyme-adapter-react-17": "^0.6.1",
     "babel-eslint": "^10.1.0",
     "babel-jest": "^26.6.3",
     "chokidar": "^3.5.1",
     "concurrently": "^5.3.0",
     "enzyme": "^3.11.0",
-    "@wojtekmaj/enzyme-adapter-react-17": "^0.6.1",
     "eslint": "7.18.0",
     "eslint-config-matrix-org": "^0.2.0",
     "eslint-plugin-babel": "^5.3.1",
diff --git a/yarn.lock b/yarn.lock
index 7c232d2aa1..14cd11d769 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5711,9 +5711,10 @@ 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@github:matrix-org/matrix-js-sdk#develop":
-  version "11.2.0"
-  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/35ecbed29d16982deff27a8c37b05167738225a2"
+matrix-js-sdk@12.0.0-rc.1:
+  version "12.0.0-rc.1"
+  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-12.0.0-rc.1.tgz#b94a72f0549f3000763efb8c7b6fa1f8808e56f6"
+  integrity sha512-bzozc4w9dF6Dl8xXXLXMpe3FqL/ncczKdB9Y8dL1mPaujVrmLWAai+BYmC9/c4SIw+1zUap9P5W16ej3z7prig==
   dependencies:
     "@babel/runtime" "^7.12.5"
     another-json "^0.2.0"