diff --git a/_includes/head.html b/_includes/head.html
index 98b2e19..12ab771 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -4,7 +4,7 @@
{% if page.title %}{{ page.title }} - {% endif %}{{ site.title }}
+ content="{% if post.excerpt %}{{ post.excerpt | strip_html | strip_newlines | truncate: 160 }}{% elsif page.description %}{{ page.description }}{% else %}{{ site.description }}{% endif %}">
{% asset main.css %}
{% asset fa-svg-with-js.css %}