zeit is not https

web_dev/sas_web/templates/public/header.html

@@ -15,7 +15,7 @@
             <a class="top-links", href="https://www.spiegel.de">spiegel.de</a>
         </td>
         <td class="link-container">
-            <a class="top-links", href="https://www.zeit.de">zeit.de</a>
+            <a class="top-links", href="http://www.zeit.de">zeit.de</a>
         </td>
         <td class="link-container">
             <a class="top-links", href="https://www.bpb.de">bpb.de</a>