diff --git a/_includes/_footer.html b/_includes/_footer.html
index c90b891e..b62d7b53 100644
--- a/_includes/_footer.html
+++ b/_includes/_footer.html
@@ -1,3 +1,4 @@
+{% if site.owner.google.ad-client and site.owner.google.ad-slot %}
 <div class="google-ads">
   <!-- 320 x 50 ad -->
   <script async src="http://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>
@@ -9,5 +10,6 @@
   (adsbygoogle = window.adsbygoogle || []).push({});
   </script>
 </div><!-- /.google-ads -->
+{% endif %}
 
 <span>&copy; {{ site.time | date: '%Y' }} {{ site.owner.name }}. Powered by <a href="http://jekyllrb.com">Jekyll</a> using the <a href="http://mademistakes.com/minimal-mistakes/">Minimal Mistakes</a> theme.</span>