diff --git a/lms/static/sass/_header.scss b/lms/static/sass/_header.scss
index bb4e6d415d..af1c035122 100644
--- a/lms/static/sass/_header.scss
+++ b/lms/static/sass/_header.scss
@@ -120,6 +120,7 @@
             &.active,
             &:hover {
               border-bottom-style: solid;
+              border-bottom-color: theme-color("primary");
             }
 
             &:hover {