diff --git a/package.json b/package.json
index 780a16b2..930a6204 100644
--- a/package.json
+++ b/package.json
@@ -71,8 +71,8 @@
     "gemini-scrollbar": "github:matrix-org/gemini-scrollbar#91e1e566",
     "gfm.css": "^1.1.2",
     "highlight.js": "^9.13.1",
-    "matrix-js-sdk": "2.4.6",
-    "matrix-react-sdk": "1.7.5",
+    "matrix-js-sdk": "github:matrix-org/matrix-js-sdk#develop",
+    "matrix-react-sdk": "github:matrix-org/matrix-react-sdk#develop",
     "modernizr": "^3.6.0",
     "olm": "https://packages.matrix.org/npm/olm/olm-3.1.4.tgz",
     "postcss-easings": "^2.0.0",
diff --git a/yarn.lock b/yarn.lock
index 2b734443..50682a23 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1652,11 +1652,6 @@ bluebird-lst@^1.0.9:
   dependencies:
     bluebird "^3.5.5"
 
-bluebird@3.5.5:
-  version "3.5.5"
-  resolved "https://registry.yarnpkg.com/bluebird/-/bluebird-3.5.5.tgz#a8d0afd73251effbbd5fe384a77d73003c17a71f"
-  integrity sha512-5am6HnnfN+urzt4yfg7IgTbotDjIT/u8AJpEt0sIU9FtXfVeezXAPKswrG+xKUCOYAINpSdgZVDU6QFh+cuH3w==
-
 bluebird@^3.3.0, bluebird@^3.5.0, bluebird@^3.5.5:
   version "3.7.2"
   resolved "https://registry.yarnpkg.com/bluebird/-/bluebird-3.7.2.tgz#9f229c15be272454ffa973ace0dbee79a1b0c36f"
@@ -6037,13 +6032,12 @@ math-random@^1.0.1:
   resolved "https://registry.yarnpkg.com/math-random/-/math-random-1.0.4.tgz#5dd6943c938548267016d4e34f057583080c514c"
   integrity sha512-rUxjysqif/BZQH2yhd5Aaq7vXMSx9NdEsQcyA07uEzIvxgI7zIr33gGsh+RU0/XjmQpCW7RsVof1vlkvQVCK5A==
 
-"matrix-js-sdk@github:matrix-org/matrix-js-sdk#develop":
-  version "2.4.5"
-  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/772d66838942473acc7abe63374eb4397d6c2c93"
+matrix-js-sdk@2.4.6, "matrix-js-sdk@github:matrix-org/matrix-js-sdk#develop":
+  version "2.4.6"
+  uid "01f0dd4498fb689cb66091aff7aa0ae49f9b8ebf"
+  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/01f0dd4498fb689cb66091aff7aa0ae49f9b8ebf"
   dependencies:
     another-json "^0.2.0"
-    babel-runtime "^6.26.0"
-    bluebird "3.5.5"
     browser-request "^0.3.3"
     bs58 "^4.0.1"
     content-type "^1.0.2"
@@ -6061,8 +6055,8 @@ matrix-mock-request@^1.2.3:
     expect "^1.20.2"
 
 "matrix-react-sdk@github:matrix-org/matrix-react-sdk#develop":
-  version "1.7.4"
-  resolved "https://codeload.github.com/matrix-org/matrix-react-sdk/tar.gz/cb28e2062b87055deb29d49784fed2891e867ef1"
+  version "1.7.5"
+  resolved "https://codeload.github.com/matrix-org/matrix-react-sdk/tar.gz/cb50f5ff5fee33749ad2e5d556232818e3dcf2e0"
   dependencies:
     babel-plugin-syntax-dynamic-import "^6.18.0"
     babel-runtime "^6.26.0"
@@ -6116,6 +6110,7 @@ matrix-mock-request@^1.2.3:
     text-encoding-utf-8 "^1.0.1"
     url "^0.11.0"
     velocity-animate "^1.5.2"
+    what-input "^5.2.6"
     whatwg-fetch "^1.1.1"
     zxcvbn "^4.4.2"
 
@@ -9636,6 +9631,11 @@ websocket-extensions@>=0.1.1:
   resolved "https://registry.yarnpkg.com/websocket-extensions/-/websocket-extensions-0.1.3.tgz#5d2ff22977003ec687a4b87073dfbbac146ccf29"
   integrity sha512-nqHUnMXmBzT0w570r2JpJxfiSD1IzoI+HGVdd3aZ0yNi3ngvQ4jv1dtHt5VGxfI2yj5yqImPhOK4vmIh2xMbGg==
 
+what-input@^5.2.6:
+  version "5.2.6"
+  resolved "https://registry.yarnpkg.com/what-input/-/what-input-5.2.6.tgz#ac6f003bf8d3592a0031dea7a03565469b00020b"
+  integrity sha512-a0BcI5YR7xp87vSzGcbN0IszJKpUQuTmrZaTSQBl7TLDIdKj6rDhluQ7b/7lYGG81gWDvkySsEvwv4BW5an9kg==
+
 whatwg-fetch@>=0.10.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/whatwg-fetch/-/whatwg-fetch-3.0.0.tgz#fc804e458cc460009b1a2b966bc8817d2578aefb"