diff --git a/package.json b/package.json
index 36746799e7..24d3f48afe 100644
--- a/package.json
+++ b/package.json
@@ -91,7 +91,7 @@
     "matrix-analytics-events": "github:matrix-org/matrix-analytics-events.git#a0687ca6fbdb7258543d49b99fb88b9201e900b0",
     "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": "18.0.0-rc.1",
     "matrix-widget-api": "^0.1.0-beta.18",
     "minimist": "^1.2.5",
     "opus-recorder": "^8.0.3",
diff --git a/yarn.lock b/yarn.lock
index d6d90a4809..f47162bdcd 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6799,9 +6799,10 @@ 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 "17.2.0"
-  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/03a79dc6dd631caa2655bf02290ad3a58424f0c2"
+matrix-js-sdk@18.0.0-rc.1:
+  version "18.0.0-rc.1"
+  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-18.0.0-rc.1.tgz#bb6261b2adfb1bbbee236296537b120a64514420"
+  integrity sha512-g4IQ5/IEvKHStm4dLwzwNHDtqQ1LaGIMsVYNARbv875WF3WRc4D56biKM6ESt+cbFjSORF1UEtO9/U9JyoPRlA==
   dependencies:
     "@babel/runtime" "^7.12.5"
     another-json "^0.2.0"