diff --git a/sass/courseware/_video.scss b/sass/courseware/_video.scss
index cc176b71b1..b1cf792caf 100644
--- a/sass/courseware/_video.scss
+++ b/sass/courseware/_video.scss
@@ -165,6 +165,10 @@ section.course-content {
               li {
                 cursor: pointer;
                 @include inline-block();
+
+                &.active {
+                  font-weight: bold;
+                }
               }
             }
           }