diff --git a/layouts/index.activity_outbox.ajson b/layouts/index.activity_outbox.ajson
index b4c0308525e14ecc206e1c80b801205a2abe7dc8..c4a68f92dda02cfb8329a3b9d2b9bf41ce406b1e 100644
--- a/layouts/index.activity_outbox.ajson
+++ b/layouts/index.activity_outbox.ajson
@@ -39,7 +39,7 @@
           {{- if ne $indexTags 0 }}, {{ end }}
           {
             "type": "Hashtag",
-            "href": "https://qoto.org/tags/{{ $elementTag }}",
+            "href": "{{ site.BaseURL | safeHTML }}tags/{{ $elementTag | lower }}",
             "name": "#{{ $elementTag }}"
           }
           {{- end }}
@@ -50,7 +50,7 @@
           {{- if (or (ne $indexTags 0) $hasTagContent) }}, {{ end }}
           {
             "type": "Hashtag",
-            "href": "https://qoto.org/tags/{{ $elementTag }}",
+            "href": "{{ site.BaseURL | safeHTML }}tags/{{ $elementTag | lower }}",
             "name": "#{{ $elementTag }}"
           }
           {{- end }}