diff --git a/package.json b/package.json
index 6bb6314ab2..084b5e2e22 100644
--- a/package.json
+++ b/package.json
@@ -134,7 +134,7 @@
         "maplibre-gl": "^5.0.0",
         "matrix-encrypt-attachment": "^1.0.3",
         "matrix-events-sdk": "0.0.1",
-        "matrix-js-sdk": "38.0.0",
+        "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
         "matrix-widget-api": "^1.10.0",
         "memoize-one": "^6.0.0",
         "mime": "^4.0.4",
diff --git a/yarn.lock b/yarn.lock
index e22ef6e40c..e0d7957e1c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4709,7 +4709,7 @@
     classnames "^2.5.1"
     vaul "^1.0.0"
 
-"@vector-im/matrix-wysiwyg-wasm@link:../../../Library/Caches/Yarn/v6/npm-@vector-im-matrix-wysiwyg-2.39.0-a6238e517f23a2f3025d9c65445914771c63b163-integrity/node_modules/bindings/wysiwyg-wasm":
+"@vector-im/matrix-wysiwyg-wasm@link:../../Library/Caches/Yarn/v6/npm-@vector-im-matrix-wysiwyg-2.39.0-a6238e517f23a2f3025d9c65445914771c63b163-integrity/node_modules/bindings/wysiwyg-wasm":
   version "0.0.0"
   uid ""
 
@@ -4718,7 +4718,7 @@
   resolved "https://registry.yarnpkg.com/@vector-im/matrix-wysiwyg/-/matrix-wysiwyg-2.39.0.tgz#a6238e517f23a2f3025d9c65445914771c63b163"
   integrity sha512-OROXnzPcQWrCMoUpIrCKEC4FYU+9SsRomUgu+VbJwWtBDkCbfvLD4z6w/mgiADw3iTUpBPgmcWJoGxesFuB20Q==
   dependencies:
-    "@vector-im/matrix-wysiwyg-wasm" "link:../../Library/Caches/Yarn/v6/npm-@vector-im-matrix-wysiwyg-2.39.0-a6238e517f23a2f3025d9c65445914771c63b163-integrity/node_modules/bindings/wysiwyg-wasm"
+    "@vector-im/matrix-wysiwyg-wasm" "link:../../../.cache/yarn/v6/npm-@vector-im-matrix-wysiwyg-2.39.0-a6238e517f23a2f3025d9c65445914771c63b163-integrity/node_modules/bindings/wysiwyg-wasm"
 
 "@vitest/expect@3.2.4":
   version "3.2.4"
@@ -11012,10 +11012,9 @@ 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@38.0.0:
+"matrix-js-sdk@github:matrix-org/matrix-js-sdk#develop":
   version "38.0.0"
-  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-38.0.0.tgz#a100755fe44ce355d0ddeaaf0f7df63748383e90"
-  integrity sha512-pnfAJssft+TiFQ9mZeoccBrV4+sqD6+N2h2JPo1rE7gkJfbJPkQ5yxY1bl5DHd7FnPNfoJNQ3Lv+npcHvZLn0g==
+  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/ed607c48b0743ddf0fe4e0301d6155e823d2caf6"
   dependencies:
     "@babel/runtime" "^7.12.5"
     "@matrix-org/matrix-sdk-crypto-wasm" "^15.1.0"