diff --git a/source/blog.html b/source/blog.html
index ae9cf2c1..56264d8c 100644
--- a/source/blog.html
+++ b/source/blog.html
@@ -55,3 +55,7 @@ use: [posts]
 
     {% include 'post-pager.html.twig' %}
 {% endblock %}
+
+{% block scripts %}
+    <script>hljs.initHighlightingOnLoad();</script>
+{% endblock %}