diff --git a/_layouts/post.liquid b/_layouts/post.liquid
index 1c5c52f..869d94c 100644
--- a/_layouts/post.liquid
+++ b/_layouts/post.liquid
@@ -18,8 +18,9 @@ layout: default
   <header class="post-header">
     <h1 class="post-title">{{ page.title }}</h1>
     <p class="post-meta">
-      {{ page.date | date: '%B %d, %Y' }}
-      {% if page.author %}• {{ page.author }}{% endif %}
+      Created in {{ page.date | date: '%B %d, %Y' }}
+      {% if page.author %}by {{ page.author }}{% endif %}
+      {% if page.last_updated %}, last updated in {{ page.last_updated | date: '%B %d, %Y' }}{% endif %}
       {% if page.meta %}• {{ page.meta }}{% endif %}
     </p>
     <p class="post-tags">
diff --git a/_posts/2024-01-27-vega-lite.md b/_posts/2024-01-27-vega-lite.md
index e94c3de..099eb88 100644
--- a/_posts/2024-01-27-vega-lite.md
+++ b/_posts/2024-01-27-vega-lite.md
@@ -2,6 +2,7 @@
 layout: post
 title: a post with vega lite
 date: 2024-01-27 00:20:00
+last_updated: 2024-04-14 04:30:00
 description: this is what included vega lite code could look like
 tags: formatting charts
 categories: sample-posts