diff --git a/README.md b/README.md
index 091ea73..f532bdc 100644
--- a/README.md
+++ b/README.md
@@ -10,6 +10,7 @@ Minos is a Hugo theme ported from Hexo theme [Minos](https://github.com/ppoffice
     * Gallery (fancybox)
     * Duoshuo comment
     * Search box
+    * Hierarchical categories (since this isn't supported in Hugo)
 * Disqus
 * Google Analytics
 * [KaTeX](https://github.com/Khan/KaTeX)