diff --git a/framework/core/less/common/mixins/header-background.less b/framework/core/less/common/mixins/header-background.less
index cbd18e982..922b4b891 100644
--- a/framework/core/less/common/mixins/header-background.less
+++ b/framework/core/less/common/mixins/header-background.less
@@ -1,5 +1,5 @@
 .header-background() {
-  background: fade(@header-bg, 98%);
+  background: @header-bg;
   position: fixed;
   top: 0;
   left: 0;