diff --git a/.github/CONTRIBUTORS.md b/.github/CONTRIBUTORS.md
index 9b46f06..a0b7aaa 100644
--- a/.github/CONTRIBUTORS.md
+++ b/.github/CONTRIBUTORS.md
@@ -14,3 +14,4 @@ In alphabetical order:
   11. Panos Sakkos <panos.sakkos@protonmail.com>
   12. Prashant Solanki <prs.solanki@live.com>
   13. Sergey Lysenko <soulwish.ls@gmail.com>
+  14. Simon Böhm <simonboehm@gmx.de>
diff --git a/_layouts/post.html b/_layouts/post.html
index 23da497..218b6eb 100644
--- a/_layouts/post.html
+++ b/_layouts/post.html
@@ -27,7 +27,7 @@
               <a href="{{site.baseurl}}{{page.url }}#disqus_thread">Comments</a>
               <br />
               {% for tag in page.tags %}
-                <a class="tag" href="{{site.baseurl}}/tags/{{tag}}.html">#{{ tag }}</a>
+                <a class="tag" href="{{site.baseurl}}/tags/{{tag | downcase}}.html">#{{ tag }}</a>
               {% endfor %}
             </small>
           </h4>