diff --git a/files/en-us/web/css/css_selectors/index.md b/files/en-us/web/css/css_selectors/index.md
index 7e42fa8055ab705..1b98745504f60c2 100644
--- a/files/en-us/web/css/css_selectors/index.md
+++ b/files/en-us/web/css/css_selectors/index.md
@@ -32,7 +32,6 @@ Selectors, whether used in CSS or JS, enable targeting HTML elements based on th
 - {{CSSXref(":blank")}}
 - {{CSSXref(":buffering")}}
 - {{CSSXref(":checked")}}
-- {{CSSXref(":closed")}}
 - {{CSSXref(":current")}}
 - {{CSSXref(":current", ":current()")}}
 - {{CSSXref(":default")}}