diff --git a/yarn.lock b/yarn.lock
index 3dbaf69..29c85e5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3235,8 +3235,9 @@ css-vendor@^0.3.8:
     is-in-browser "^1.0.2"
 
 css-what@2.1:
-  version "2.1.0"
-  resolved "https://registry.npmjs.org/css-what/-/css-what-2.1.0.tgz#9467d032c38cfaefb9f2d79501253062f87fa1bd"
+  version "2.1.3"
+  resolved "https://registry.yarnpkg.com/css-what/-/css-what-2.1.3.tgz#a6d7604573365fe74686c3f311c56513d88285f2"
+  integrity sha512-a+EPoD+uZiNfh+5fxw2nO9QwFa6nJe2Or35fGY6Ipw1R3R4AGz1d1TEZrCegvw2YTmZ0jXirGYlzxxpYSHwpEg==
 
 cssmin@0.3.x:
   version "0.3.2"