diff --git a/themes/ccchh/layouts/partials/blog-header.html b/themes/ccchh/layouts/partials/blog-header.html
index 0a927b3..a9ac6bb 100644
--- a/themes/ccchh/layouts/partials/blog-header.html
+++ b/themes/ccchh/layouts/partials/blog-header.html
@@ -16,7 +16,14 @@
         <div class="infos">
           <span class="li-space"><i class="fa-solid fa-calendar-day"></i> {{ .Date | time.Format "Mon, 2006-01-02 15:04" }}</span>
           {{- with .Params.location }}
-          <span class="li-space"><i class="fa-solid fa-location-dot"></i> {{ . }}</span>
+          <span class="li-space">
+              <i class="fa-solid fa-location-dot"></i>
+              {{- if eq . "Z9" -}}
+                <a href="https://wiki.hamburg.ccc.de/club:z9:start"> {{ . }}</a>
+              {{- else -}}
+                <span> {{ . }}</span>
+              {{- end -}}
+          </span>
           {{- end }}
           {{- if $showTags }}
           {{- with .Page.GetTerms "tags" }}