diff --git a/externals/header.phtml b/externals/header.phtml
index f01883be..0e2b26b8 100644
--- a/externals/header.phtml
+++ b/externals/header.phtml
@@ -90,7 +90,7 @@ if (isset($homepage)) { ?>
   fjs.parentNode.insertBefore(js, fjs);
 }(document, 'script', 'facebook-jssdk'));</script>
 
-<div class="fb-like" data-href="www.gnucash.org" data-send="false" data-layout="box_count" data-width="60" data-show-faces="true" data-font="verdana"></div>
+<div class="fb-like" data-href="http://www.gnucash.org" data-send="false" data-layout="box_count" data-width="60" data-show-faces="true" data-font="verdana"></div>
 </div>
 <!-- google +1 button-->
 <g:plusone size="tall" href="http://www.gnucash.org/"></g:plusone>