diff --git a/core/modules/ckeditor5/css/ckeditor5.dialog.fix.css b/core/modules/ckeditor5/css/ckeditor5.dialog.fix.css
index b9e0a2e75480e3f246d252b98ed2b203db6ca389..da2837934aee1f028b3b2ce83f3213aa187d99dc 100644
--- a/core/modules/ckeditor5/css/ckeditor5.dialog.fix.css
+++ b/core/modules/ckeditor5/css/ckeditor5.dialog.fix.css
@@ -1,3 +1,3 @@
 .ui-dialog ~ .ck-body-wrapper {
-  --ck-z-modal: 1261;
+  --ck-z-panel: 1261;
 }