diff --git a/yarn.lock b/yarn.lock
index 42db3de..832fa13 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1728,7 +1728,7 @@ crypto-browserify@3.3.0:
 
 css-in-js-utils@^2.0.0:
   version "2.0.1"
-  resolved "http://registry.npmjs.org/css-in-js-utils/-/css-in-js-utils-2.0.1.tgz#3b472b398787291b47cfe3e44fecfdd9e914ba99"
+  resolved "https://registry.npmjs.org/css-in-js-utils/-/css-in-js-utils-2.0.1.tgz#3b472b398787291b47cfe3e44fecfdd9e914ba99"
   dependencies:
     hyphenate-style-name "^1.0.2"
     isobject "^3.0.1"
@@ -5699,8 +5699,8 @@ websocket-driver@>=0.5.1:
     websocket-extensions ">=0.1.1"
 
 websocket-extensions@>=0.1.1:
-  version "0.1.1"
-  resolved "https://registry.yarnpkg.com/websocket-extensions/-/websocket-extensions-0.1.1.tgz#76899499c184b6ef754377c2dbb0cd6cb55d29e7"
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/websocket-extensions/-/websocket-extensions-0.1.4.tgz#7f8473bc839dfd87608adb95d7eb075211578a42"
 
 whatwg-fetch@>=0.10.0:
   version "2.0.3"