diff --git a/yarn.lock b/yarn.lock
index 9c7085755e..74026cdcff 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7537,48 +7537,47 @@ matrix-mock-request@^1.2.3:
   version "3.12.1"
   resolved "https://codeload.github.com/matrix-org/matrix-react-sdk/tar.gz/de507b80f77d2022c2859c452d52ae7ef578bf66"
   dependencies:
-    "@babel/runtime" "^7.10.5"
-    await-lock "^2.0.1"
-    blueimp-canvas-to-blob "^3.27.0"
+    "@babel/runtime" "^7.12.5"
+    await-lock "^2.1.0"
+    blueimp-canvas-to-blob "^3.28.0"
     browser-encrypt-attachment "^0.3.0"
     browser-request "^0.3.3"
-    cheerio "^1.0.0-rc.3"
+    cheerio "^1.0.0-rc.5"
     classnames "^2.2.6"
-    commonmark "^0.29.1"
+    commonmark "^0.29.3"
     counterpart "^0.18.6"
-    diff-dom "^4.1.6"
+    diff-dom "^4.2.2"
     diff-match-patch "^1.0.5"
-    emojibase-data "^5.0.1"
-    emojibase-regex "^4.0.1"
+    emojibase-data "^5.1.1"
+    emojibase-regex "^4.1.1"
     escape-html "^1.0.3"
-    file-saver "^1.3.8"
-    filesize "3.6.1"
+    file-saver "^2.0.5"
+    filesize "6.1.0"
     flux "2.1.1"
-    focus-visible "^5.1.0"
-    fuse.js "^2.7.4"
+    focus-visible "^5.2.0"
     gfm.css "^1.1.2"
     glob-to-regexp "^0.4.1"
-    highlight.js "^10.1.2"
-    html-entities "^1.3.1"
-    is-ip "^2.0.0"
+    highlight.js "^10.5.0"
+    html-entities "^1.4.0"
+    is-ip "^3.1.0"
     katex "^0.12.0"
     linkifyjs "^2.1.9"
-    lodash "^4.17.19"
+    lodash "^4.17.20"
     matrix-js-sdk "github:matrix-org/matrix-js-sdk#develop"
     matrix-widget-api "0.1.0-beta.11"
     minimist "^1.2.5"
-    pako "^1.0.11"
-    parse5 "^5.1.1"
+    pako "^2.0.3"
+    parse5 "^6.0.1"
     png-chunks-extract "^1.0.0"
-    project-name-generator "^2.1.7"
+    project-name-generator "^2.1.9"
     prop-types "^15.7.2"
     qrcode "^1.4.4"
-    qs "^6.9.4"
-    re-resizable "^6.5.4"
-    react "^16.13.1"
+    qs "^6.9.6"
+    re-resizable "^6.9.0"
+    react "^16.14.0"
     react-beautiful-dnd "^4.0.1"
-    react-dom "^16.13.1"
-    react-focus-lock "^2.4.1"
+    react-dom "^16.14.0"
+    react-focus-lock "^2.5.0"
     react-transition-group "^4.4.1"
     resize-observer-polyfill "^1.5.1"
     rfc4648 "^1.4.0"