diff --git a/app/assets/stylesheets/desktop/header.scss b/app/assets/stylesheets/desktop/header.scss
index 558eafe0d26..050afb001d0 100644
--- a/app/assets/stylesheets/desktop/header.scss
+++ b/app/assets/stylesheets/desktop/header.scss
@@ -148,11 +148,13 @@
 
 .d-dropdown {
   display: none;
-  width: 320px;
   position: absolute;
+  width: 320px;
+  max-height: 417px;
   top: 100%;
   right: 0;
   z-index: 1100;
+  overflow: auto;
   border: 1px solid $primary_border_color;
   background-color: $primary_background_color;
   @include box-shadow(0 2px 2px rgba($primary_shadow_color, .4));