diff --git a/package.json b/package.json
index d84e354d38..05c4d9b3dc 100644
--- a/package.json
+++ b/package.json
@@ -74,8 +74,8 @@
     "gemini-scrollbar": "github:matrix-org/gemini-scrollbar#91e1e566",
     "gfm.css": "^1.1.2",
     "highlight.js": "^9.13.1",
-    "matrix-js-sdk": "2.4.2",
-    "matrix-react-sdk": "1.7.0",
+    "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",
     "prop-types": "^15.7.2",
diff --git a/yarn.lock b/yarn.lock
index 7f02639058..9b520a5b7c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1630,7 +1630,7 @@ bluebird-lst@^1.0.9:
   dependencies:
     bluebird "^3.5.5"
 
-bluebird@^3.3.0, bluebird@^3.5.0, bluebird@^3.5.2, bluebird@^3.5.5:
+bluebird@3.5.5, bluebird@^3.3.0, bluebird@^3.5.0, bluebird@^3.5.2, 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==
@@ -5831,11 +5831,6 @@ log4js@^3.0.0:
     rfdc "^1.1.2"
     streamroller "0.7.0"
 
-loglevel@1.6.1:
-  version "1.6.1"
-  resolved "https://registry.yarnpkg.com/loglevel/-/loglevel-1.6.1.tgz#e0fc95133b6ef276cdc8887cdaf24aa6f156f8fa"
-  integrity sha1-4PyVEztu8nbNyIh82vJKpvFW+Po=
-
 loglevel@^1.6.4:
   version "1.6.4"
   resolved "https://registry.yarnpkg.com/loglevel/-/loglevel-1.6.4.tgz#f408f4f006db8354d0577dcf6d33485b3cb90d56"
@@ -5955,18 +5950,17 @@ 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@2.4.2:
+"matrix-js-sdk@github:matrix-org/matrix-js-sdk#develop":
   version "2.4.2"
-  resolved "https://registry.yarnpkg.com/matrix-js-sdk/-/matrix-js-sdk-2.4.2.tgz#e9c3c929469e0d885463d22f927f7ac38ad5f209"
-  integrity sha512-DkkUk6IX56Pkz9S7RYLn2XeTRVMrLiFOAavZvzWHs/m+k8JFtjDmJ8JVJLDA12+kL9h6rXYDN80/99RfFZH3hA==
+  resolved "https://codeload.github.com/matrix-org/matrix-js-sdk/tar.gz/46d7e4c7075386f1330d6a49941e9979fc26be0a"
   dependencies:
     another-json "^0.2.0"
     babel-runtime "^6.26.0"
-    bluebird "^3.5.0"
+    bluebird "3.5.5"
     browser-request "^0.3.3"
     bs58 "^4.0.1"
     content-type "^1.0.2"
-    loglevel "1.6.1"
+    loglevel "^1.6.4"
     qs "^6.5.2"
     request "^2.88.0"
     unhomoglyph "^1.0.2"
@@ -5979,10 +5973,9 @@ matrix-mock-request@^1.2.3:
     bluebird "^3.5.0"
     expect "^1.20.2"
 
-matrix-react-sdk@1.7.0:
+"matrix-react-sdk@github:matrix-org/matrix-react-sdk#develop":
   version "1.7.0"
-  resolved "https://registry.yarnpkg.com/matrix-react-sdk/-/matrix-react-sdk-1.7.0.tgz#122de621da6657cada90119fb40bd8685fe0ea45"
-  integrity sha512-NrvgA4yujSADHbkg4ZS9xEDzU+riEgQKX7XFNk1XaweZltjkl8WbYte3l3PkEKlB3yFhZ8i232eCz5RosVDDjA==
+  resolved "https://codeload.github.com/matrix-org/matrix-react-sdk/tar.gz/53332018234fc9067c6200babb794ab3538a0791"
   dependencies:
     babel-plugin-syntax-dynamic-import "^6.18.0"
     babel-runtime "^6.26.0"
@@ -6013,7 +6006,7 @@ matrix-react-sdk@1.7.0:
     linkifyjs "^2.1.6"
     lodash "^4.17.14"
     lolex "4.2"
-    matrix-js-sdk "2.4.2"
+    matrix-js-sdk "github:matrix-org/matrix-js-sdk#develop"
     optimist "^0.6.1"
     pako "^1.0.5"
     png-chunks-extract "^1.0.0"