diff --git a/support/documentation/layouts/partials/custom-header.html b/support/documentation/layouts/partials/custom-header.html
index 6bd901f6..37f5085d 100644
--- a/support/documentation/layouts/partials/custom-header.html
+++ b/support/documentation/layouts/partials/custom-header.html
@@ -44,6 +44,10 @@ body a.highlight:focus {
   text-decoration: underline;
 }
 
+body a.highlight:focus {
+  border: 1px solid var(--MAIN-LINK-HOVER-color);
+}
+
 /* more contrast for the searchbox icons */
 #R-sidebar .searchbox > :first-child,
 #R-sidebar .searchbox > :last-child{