diff --git a/app/assets/javascripts/discourse/views/navigation-category.js.es6 b/app/assets/javascripts/discourse/views/navigation-category.js.es6
new file mode 100644
index 00000000000..f5e5c3d9701
--- /dev/null
+++ b/app/assets/javascripts/discourse/views/navigation-category.js.es6
@@ -0,0 +1,5 @@
+import AddCategoryClass from 'discourse/mixins/add-category-class';
+
+export default Em.View.extend(AddCategoryClass, {
+  categoryFullSlug: Em.computed.alias('controller.category.fullSlug')
+});