diff --git a/package.json b/package.json
index 1ae0445869..772a6b3183 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
     "jsrsasign": "^10.2.0",
     "katex": "^0.12.0",
     "matrix-js-sdk": "15.0.0-rc.1",
-    "matrix-react-sdk": "github:matrix-org/matrix-react-sdk#develop",
+    "matrix-react-sdk": "3.33.0-rc.1",
     "matrix-widget-api": "^0.1.0-beta.16",
     "prop-types": "^15.7.2",
     "react": "17.0.2",
diff --git a/yarn.lock b/yarn.lock
index 613b751f14..bff5ac1bf4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5807,11 +5807,6 @@ hex-color-regex@^1.1.0:
   resolved "https://registry.yarnpkg.com/hex-color-regex/-/hex-color-regex-1.1.0.tgz#4c06fccb4602fe2602b3c93df82d7e7dbf1a8a8e"
   integrity sha512-l9sfDFsuqtOqKDsQdqrMRk0U85RZc0RtOR9yPI7mRVOa4FsR/BVnZ0shmQRM96Ji99kYZP/7hn1cedc1+ApsTQ==
 
-highlight.js@^10.5.0:
-  version "10.7.3"
-  resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-10.7.3.tgz#697272e3991356e40c3cac566a74eef681756531"
-  integrity sha512-tzcUFauisWKNHaRkN4Wjl/ZA07gENAjFl3J/c480dprkGTg5EQstgaNFqBfUqCq54kZRIEcreTsAgF/m2quD7A==
-
 highlight.js@^11.3.1:
   version "11.3.1"
   resolved "https://registry.yarnpkg.com/highlight.js/-/highlight.js-11.3.1.tgz#813078ef3aa519c61700f84fe9047231c5dc3291"
@@ -7776,21 +7771,6 @@ 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@14.0.1:
-  version "14.0.1"
-  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/e7b41fadd0d6eda7423a369c99ec7b94afd48d5d"
-  dependencies:
-    "@babel/runtime" "^7.12.5"
-    another-json "^0.2.0"
-    browser-request "^0.3.3"
-    bs58 "^4.0.1"
-    content-type "^1.0.4"
-    loglevel "^1.7.1"
-    p-retry "^4.5.0"
-    qs "^6.9.6"
-    request "^2.88.2"
-    unhomoglyph "^1.0.6"
-
 matrix-js-sdk@15.0.0-rc.1:
   version "15.0.0-rc.1"
   resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-15.0.0-rc.1.tgz#c44e04ba2017eb8e14c8034c2be83cbad8504e01"
@@ -7815,9 +7795,10 @@ matrix-mock-request@^1.2.3:
     bluebird "^3.5.0"
     expect "^1.20.2"
 
-"matrix-react-sdk@github:matrix-org/matrix-react-sdk#develop":
-  version "3.32.1"
-  resolved "https://codeload.github.com/matrix-org/matrix-react-sdk/tar.gz/9439df90822cbfe4a45d21745ebdd536cd51d9a2"
+matrix-react-sdk@3.33.0-rc.1:
+  version "3.33.0-rc.1"
+  resolved "https://registry.yarnpkg.com/matrix-react-sdk/-/matrix-react-sdk-3.33.0-rc.1.tgz#0546683a11435d80181f7ea345b793769e6cabc1"
+  integrity sha512-hfuEnYx9VxngDJM49ie0BRxvfyRA9ln49FONg6DeyHo2wpN8ilHOCYjnMfeNCarnIgxDYjnJ9nDx+veFzdArsw==
   dependencies:
     "@babel/runtime" "^7.12.5"
     "@sentry/browser" "^6.11.0"
@@ -7841,14 +7822,14 @@ matrix-mock-request@^1.2.3:
     focus-visible "^5.2.0"
     gfm.css "^1.1.2"
     glob-to-regexp "^0.4.1"
-    highlight.js "^10.5.0"
+    highlight.js "^11.3.1"
     html-entities "^1.4.0"
     is-ip "^3.1.0"
     jszip "^3.7.0"
     katex "^0.12.0"
     linkifyjs "^2.1.9"
     lodash "^4.17.20"
-    matrix-js-sdk "14.0.1"
+    matrix-js-sdk "15.0.0-rc.1"
     matrix-widget-api "^0.1.0-beta.16"
     minimist "^1.2.5"
     opus-recorder "^8.0.3"