diff --git a/README.md b/README.md
index f40d89d..e71cb9e 100755
--- a/README.md
+++ b/README.md
@@ -1,2 +1,6 @@
 
 my website based on the [material-jekyll-theme](http://alexcarpenter.me/material-jekyll-theme)
+
+# Requirements
+
+- [jekyll-last-modified-at](https://github.com/gjtorikian/jekyll-last-modified-at)
diff --git a/_config.yml b/_config.yml
index eacc53e..dce7e93 100755
--- a/_config.yml
+++ b/_config.yml
@@ -31,5 +31,6 @@ Pinboard_set:
   list_tag:     'ol'
   list_class:   'pinboard_list'
   a_target:        '_blank'
-
+plugins:
+  - jekyll-last-modified-at
 
diff --git a/_pages/articles.html b/_pages/articles.html
index 7883de8..8e638d4 100755
--- a/_pages/articles.html
+++ b/_pages/articles.html
@@ -7,7 +7,7 @@ permalink: /articles/
 <ul class="c-archives__list">
 {% for page in site.pages %}
    {% if page.indexed == true %}
-   <li class="c-archives__item"> <a href="{{ page.url }}">{{ page.title }}</a></li>
+   <li class="c-archives__item"> <a href="{{ page.url }}">{{ page.title }}</a> {{ page.last_modified_at | date: "%b %-d, %Y" }} </li>
    {% endif %}
 {% endfor %}
 </ul>