diff --git a/package.json b/package.json
index 1a34888042..9a9b207909 100644
--- a/package.json
+++ b/package.json
@@ -74,7 +74,7 @@
         "gfm.css": "^1.1.2",
         "jsrsasign": "^10.5.25",
         "katex": "^0.16.0",
-        "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
+        "matrix-js-sdk": "26.1.0-rc1",
         "matrix-react-sdk": "github:matrix-org/matrix-react-sdk#develop",
         "matrix-widget-api": "^1.3.1",
         "react": "17.0.2",
diff --git a/yarn.lock b/yarn.lock
index 3515d600a4..36080e8382 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8337,6 +8337,24 @@ 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@26.1.0-rc1:
+  version "26.1.0-rc1"
+  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-26.1.0-rc1.tgz#d79c0aea1d239ac8a40f7b9f8993027727652a34"
+  integrity sha512-ULFJWU2dTduDBDwlJq4efdsAcnoaE2L8+JWkWfsPKSOzQE09A93WXjDL/0L3aLCFJu2HWIZU28ea2VgTv6Kxeg==
+  dependencies:
+    "@babel/runtime" "^7.12.5"
+    "@matrix-org/matrix-sdk-crypto-js" "^0.1.0-alpha.10"
+    another-json "^0.2.0"
+    bs58 "^5.0.0"
+    content-type "^1.0.4"
+    loglevel "^1.7.1"
+    matrix-events-sdk "0.0.1"
+    matrix-widget-api "^1.3.1"
+    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 "26.0.1"
   resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/51218ddc1d9e54e99aee97f31d11c193d727b977"