diff --git a/_config.yml b/_config.yml
index daa9c4f2e1f5495c8af3a18f461476595a47f6ea..b3140c5a5e789beed4752fd5fc62b812ee7bbf84 100644
--- a/_config.yml
+++ b/_config.yml
@@ -57,8 +57,8 @@ defaults:
 gitlab:
   project_url: https://gitlab.hzdr.de/hifis/hifis.net
 
-contact_mail: hifis-help@hzdr.de
-helpdesk: hifis-help.hzdr.de
+contact_mail: support@hifis.net
+helpdesk: support.hifis.net
 
 sass:
   load_paths:
diff --git a/_includes/contact_form.html b/_includes/contact_form.html
index 82784adcf713a7707bcb04805e27e7677e8cf1f6..390d36365ce679bc3cba6ed3ec10e95279559d41 100644
--- a/_includes/contact_form.html
+++ b/_includes/contact_form.html
@@ -3,7 +3,7 @@
 <script type="text/javascript"
         src="{{ site.directory.vendor | append: 'jquery/dist/jquery.min.js' | strip | relative_url }}">
 </script>
-<script id="zammad_form_script" src="https://hifis-help.hzdr.de/assets/form/form.js"></script>
+<script id="zammad_form_script" src="https://{{ site.helpdesk }}/assets/form/form.js"></script>
 
 <script>
 $(function () {
diff --git a/_posts/2020/06/2020-06-01-hifis-software-helpdesk-launched.md b/_posts/2020/06/2020-06-01-hifis-software-helpdesk-launched.md
index d3278e6ab5c9ead4d00bf28ea09ea14c139738e6..719a097a93e91aed31ed3e8f843712a7e27328ae 100644
--- a/_posts/2020/06/2020-06-01-hifis-software-helpdesk-launched.md
+++ b/_posts/2020/06/2020-06-01-hifis-software-helpdesk-launched.md
@@ -16,7 +16,7 @@ lang: en
 lang_ref: 2020-06-01-hifis-software-helpdesk-launched
 ---
 
-The [HIFIS Software Helpdesk](https://hifis-help.hzdr.de) has been launched.
+The [HIFIS Software Helpdesk](https://{{ site.helpdesk }}) has been launched.
 Using common HIFIS authorization and authentication infrastructure
 (future Helmholtz AAI), users can simply sign in using personal access data
 of their home institution or even their personal GitHub account.