diff --git a/app/assets/stylesheets/views/_bunting.scss b/app/assets/stylesheets/views/_bunting.scss
index dd03c1ab3..48124eb1a 100644
--- a/app/assets/stylesheets/views/_bunting.scss
+++ b/app/assets/stylesheets/views/_bunting.scss
@@ -13,7 +13,7 @@
   left: 0;
   width: 100%;
   overflow: visible;
-  border-top: 1px solid govuk-colour("mid-grey", $legacy: "grey-2");
+  border-top: 1px solid govuk-colour("mid-grey");
   @extend %responsive-bunting-height;
 }