diff --git a/app/assets/stylesheets/common/components/badges.scss b/app/assets/stylesheets/common/components/badges.scss
index 808223b42e9..6c05df9ebdb 100644
--- a/app/assets/stylesheets/common/components/badges.scss
+++ b/app/assets/stylesheets/common/components/badges.scss
@@ -158,6 +158,16 @@
       display: inline-block;
       padding: 5px 8px;
       line-height: 20px;
+
+      &.category-dropdown-button {
+        margin-left: -4px;
+        padding: 5px;
+        width: 13px;
+
+        .d-icon-caret-right {
+          margin-left: 2px;
+        }
+      }
     }
 
     li.bar>.dropdown-header:not(.home):first-child {
diff --git a/app/assets/stylesheets/mobile/topic-list.scss b/app/assets/stylesheets/mobile/topic-list.scss
index 0b5ba104d2f..bd755830054 100644
--- a/app/assets/stylesheets/mobile/topic-list.scss
+++ b/app/assets/stylesheets/mobile/topic-list.scss
@@ -313,6 +313,11 @@ tr.category-topic-link {
 
 // Misc. stuff
 // --------------------------------------------------
+.list-controls {
+  .category-dropdown-button {
+    padding: 4px 10px 4px 8px;
+  }
+}
 
 .btn-group .dropdown-toggle:active,
 .btn-group.open .dropdown-toggle {