diff --git a/modules/backend/formwidgets/richeditor/assets/css/richeditor.css b/modules/backend/formwidgets/richeditor/assets/css/richeditor.css
index 612b2bb92..7f3fad1aa 100644
--- a/modules/backend/formwidgets/richeditor/assets/css/richeditor.css
+++ b/modules/backend/formwidgets/richeditor/assets/css/richeditor.css
@@ -1355,7 +1355,7 @@ body .redactor-box-fullscreen {
   border: none;
 }
 .redactor-box-fullscreen {
-  z-index: 399 !important;
+  z-index: 415 !important;
 }
 .redactor-toolbar,
 .redactor-dropdown {