diff --git a/package.json b/package.json
index b8992e40c3..7346cb9535 100644
--- a/package.json
+++ b/package.json
@@ -75,7 +75,7 @@
         "jsrsasign": "^10.5.25",
         "katex": "^0.16.0",
         "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
-        "matrix-react-sdk": "github:matrix-org/matrix-react-sdk#develop",
+        "matrix-react-sdk": "3.77.0-rc.1",
         "matrix-widget-api": "^1.3.1",
         "react": "17.0.2",
         "react-dom": "17.0.2",
diff --git a/yarn.lock b/yarn.lock
index 68af5391f9..3023162b1a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1639,6 +1639,11 @@
   resolved "https://registry.yarnpkg.com/@matrix-org/matrix-sdk-crypto-wasm/-/matrix-sdk-crypto-wasm-1.0.1.tgz#21a0557a7bb3f60b37c6d412be8906c056fe79b8"
   integrity sha512-VTwV5IowvhhLXwAsDDAv02bC5/qBQbG2YtpYAije11253sQ3MePIoSR+dS40Ih3lAlEzqQ00GU3O+i45jMzIRQ==
 
+"@matrix-org/matrix-sdk-crypto-wasm@^1.1.0":
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/@matrix-org/matrix-sdk-crypto-wasm/-/matrix-sdk-crypto-wasm-1.1.0.tgz#43996a2c5fc8786999eeaaf6df51007244f6b3c4"
+  integrity sha512-BSMYqXRgQOHG3N18z8b05x3UQcdLL3XDrxjtjjA88t9PadZ7RwNowLm1Sx3ESzdzRX+r1SEVAWs2JnTTs0rv3Q==
+
 "@matrix-org/matrix-wysiwyg@^2.3.1":
   version "2.3.1"
   resolved "https://registry.yarnpkg.com/@matrix-org/matrix-wysiwyg/-/matrix-wysiwyg-2.3.1.tgz#4b607323f3ffd8c332abeba7226010ecc031ed12"
@@ -8414,6 +8419,26 @@ matrix-events-sdk@0.0.1:
   resolved "https://registry.yarnpkg.com/matrix-events-sdk/-/matrix-events-sdk-0.0.1.tgz#c8c38911e2cb29023b0bbac8d6f32e0de2c957dd"
   integrity sha512-1QEOsXO+bhyCroIe2/A5OwaxHvBm7EsSQ46DEDn8RBIfQwN5HWBpFvyWWR4QY0KHPPnnJdI99wgRiAl7Ad5qaA==
 
+matrix-js-sdk@27.1.0-rc.1:
+  version "27.1.0-rc.1"
+  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-27.1.0-rc.1.tgz#8287b21197c6ae8ca0c2b33410266659453d5137"
+  integrity sha512-GX1wtFWB5jl9gJYWwF1St2gPgBhpw5gbtktV/ZDqo/oXcJgbVP0notyUA0pFaK1NM3U4L6BtPr+aHY/XgcTmSQ==
+  dependencies:
+    "@babel/runtime" "^7.12.5"
+    "@matrix-org/matrix-sdk-crypto-wasm" "^1.1.0"
+    another-json "^0.2.0"
+    bs58 "^5.0.0"
+    content-type "^1.0.4"
+    jwt-decode "^3.1.2"
+    loglevel "^1.7.1"
+    matrix-events-sdk "0.0.1"
+    matrix-widget-api "^1.3.1"
+    oidc-client-ts "^2.2.4"
+    p-retry "4"
+    sdp-transform "^2.14.1"
+    unhomoglyph "^1.0.6"
+    uuid "9"
+
 "matrix-js-sdk@github:matrix-org/matrix-js-sdk#develop":
   version "27.0.0"
   resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/f77662406c681e685ba600b4a8b9ede14e1f674f"
@@ -8440,9 +8465,10 @@ matrix-mock-request@^2.5.0:
   dependencies:
     expect "^28.1.0"
 
-"matrix-react-sdk@github:matrix-org/matrix-react-sdk#develop":
-  version "3.76.0"
-  resolved "https://codeload.github.com/matrix-org/matrix-react-sdk/tar.gz/86bd66b7c3c0f2d2e367a743b6dc49889d622eef"
+matrix-react-sdk@3.77.0-rc.1:
+  version "3.77.0-rc.1"
+  resolved "https://registry.yarnpkg.com/matrix-react-sdk/-/matrix-react-sdk-3.77.0-rc.1.tgz#4da0f72b130d96ef2c546b7cc4234fd224fbfd7d"
+  integrity sha512-OWxu/Iejfp2GP0z6UZ1g4NVS/PmxEPMgrlJhLHERBQBZtvy3uSjS+IbWZV/Wyap5Dhu/2FyblUqWRrl9Xl4NEA==
   dependencies:
     "@babel/runtime" "^7.12.5"
     "@matrix-org/analytics-events" "^0.5.0"
@@ -8482,10 +8508,11 @@ matrix-mock-request@^2.5.0:
     maplibre-gl "^2.0.0"
     matrix-encrypt-attachment "^1.0.3"
     matrix-events-sdk "0.0.1"
-    matrix-js-sdk "github:matrix-org/matrix-js-sdk#develop"
+    matrix-js-sdk "27.1.0-rc.1"
     matrix-widget-api "^1.4.0"
     memoize-one "^6.0.0"
     minimist "^1.2.5"
+    oidc-client-ts "^2.2.4"
     opus-recorder "^8.0.3"
     pako "^2.0.3"
     png-chunks-extract "^1.0.0"