diff --git a/components/style/gecko/non_ts_pseudo_class_list.rs b/components/style/gecko/non_ts_pseudo_class_list.rs
index 54e2e97a4d4fe..6d53dc10b2bd5 100644
--- a/components/style/gecko/non_ts_pseudo_class_list.rs
+++ b/components/style/gecko/non_ts_pseudo_class_list.rs
@@ -53,7 +53,7 @@ macro_rules! apply_non_ts_list {
                 ("-moz-devtools-highlighted", MozDevtoolsHighlighted, DEVTOOLS_HIGHLIGHTED, PSEUDO_CLASS_ENABLED_IN_UA_SHEETS),
                 ("-moz-styleeditor-transitioning", MozStyleeditorTransitioning, STYLEEDITOR_TRANSITIONING, PSEUDO_CLASS_ENABLED_IN_UA_SHEETS),
                 ("fullscreen", Fullscreen, FULLSCREEN, _),
-                ("modal", Modal, MODAL_DIALOG, _),
+                ("modal", Modal, MODAL, _),
                 ("-moz-topmost-modal", MozTopmostModal, TOPMOST_MODAL, PSEUDO_CLASS_ENABLED_IN_UA_SHEETS),
                 ("-moz-broken", MozBroken, BROKEN, _),
                 ("-moz-loading", MozLoading, LOADING, _),