diff --git a/package-lock.json b/package-lock.json
index e9bb7b1e..9a3b12df 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
             "license": "BSD-2-Clause",
             "dependencies": {
                 "boolbase": "^1.0.0",
-                "css-what": "^5.0.0",
+                "css-what": "^5.0.1",
                 "domhandler": "^4.2.0",
                 "domutils": "^2.6.0",
                 "nth-check": "^2.0.0"
diff --git a/package.json b/package.json
index 3448cbf2..c54b1a83 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     ],
     "dependencies": {
         "boolbase": "^1.0.0",
-        "css-what": "^5.0.0",
+        "css-what": "^5.0.1",
         "domhandler": "^4.2.0",
         "domutils": "^2.6.0",
         "nth-check": "^2.0.0"