diff --git a/application/views/admin/super/footer.php b/application/views/admin/super/footer.php
index 95feb18aae6..1c420244722 100644
--- a/application/views/admin/super/footer.php
+++ b/application/views/admin/super/footer.php
@@ -53,7 +53,7 @@
         <div class="row">
             <!-- Link to manual -->
             <div class="col-xs-6 col-sm-4 ">
-                <a href='http://manual.limesurvey.org' onclick='function go(ev) { ev.preventDefault(); var win = window.open("http://manual.limesurvey.org", "_blank"); win.focus(); }; go(event);'>
+                <a href='https://manual.limesurvey.org' onclick='function go(ev) { ev.preventDefault(); var win = window.open("https://manual.limesurvey.org", "_blank"); win.focus(); }; go(event);'>
                     <span class="fa fa-question-circle" id="info-footer"></span>
 		    <span class="sr-only"><?php eT('Limesurvey online manual'); ?></span>
                 </a>