diff --git a/package-lock.json b/package-lock.json
index c4a0368..94674e9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -68,9 +68,9 @@
       }
     },
     "css-what": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/css-what/-/css-what-2.1.2.tgz",
-      "integrity": "sha1-wIdtnQSAkn19SSDc1yrzWVZJVU0="
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/css-what/-/css-what-2.1.3.tgz",
+      "integrity": "sha512-a+EPoD+uZiNfh+5fxw2nO9QwFa6nJe2Or35fGY6Ipw1R3R4AGz1d1TEZrCegvw2YTmZ0jXirGYlzxxpYSHwpEg=="
     },
     "delegate": {
       "version": "3.2.0",