diff --git a/themes/base/core.css b/themes/base/core.css
index ffb533379..10c84c849 100644
--- a/themes/base/core.css
+++ b/themes/base/core.css
@@ -54,7 +54,7 @@
 }
 
 .ui-front {
-	z-index: 100;
+	z-index: 1090;
 }