diff --git a/lib/polyfills.json b/lib/polyfills.json
index ab833bd..c402f24 100644
--- a/lib/polyfills.json
+++ b/lib/polyfills.json
@@ -164,6 +164,7 @@
       "Element.prototype.replace()",
       "Element.prototype.remove()",
       "Element.prototype.matches()",
+      "Element.prototype.closest()",
       "Element.prototype.classList"
     ]
   },