Update tool.html

_includes/tool.html

@@ -26,7 +26,7 @@
       </p>
     {% endif %}
 
-    <p style="text-align:center;margin-bottom:0px;"><a href="{{tool.wikilink}}">{{tool.wikilink}}</a></p>
+    <p style="text-align:center;margin-bottom:0px;"><a href="https://chaotikum.org/nobreakspace/werkstatt/">www.chaotikum.org/nobreakspace/werkstatt/</a></p>
 
    {% endif %}
  {% endfor %}