diff --git a/app/views/posts/partials/show/_share.html.erb b/app/views/posts/partials/show/_share.html.erb
index 56e0ab8b4..0139e5893 100644
--- a/app/views/posts/partials/show/_share.html.erb
+++ b/app/views/posts/partials/show/_share.html.erb
@@ -14,7 +14,7 @@
       "title": "<%= j post.presenter.humanized_essential_tag_string %>"
     };
   </script>
-  <script type="text/javascript" src="http://s7.addthis.com/js/300/addthis_widget.js#pubid=ra-4f8dbf8a41066ac7"></script>
+  <script type="text/javascript" src="//s7.addthis.com/js/300/addthis_widget.js#pubid=ra-4f8dbf8a41066ac7"></script>
 
   <!-- AddThis Button END -->
 </div>