diff --git a/yarn.lock b/yarn.lock
index e49c9ed..9177ab4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -754,8 +754,8 @@ css-select@~1.2.0:
     nth-check "~1.0.1"
 
 css-what@2.1:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/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"
 
 cssom@0.3.x, "cssom@>= 0.3.2 < 0.4.0":
   version "0.3.2"