--- a/pyforge/pyforge/model/artifact.py
+++ b/pyforge/pyforge/model/artifact.py
@@ -271,7 +271,7 @@
             is_history_b=False,
             url_s=self.url(),
             type_s=self.type_s,
-            tags_t=','.join(t.tag for t in self.tags),
+            tags_t=','.join(t['tag'] for t in self.tags),
             snippet_s='')
 
     def url(self):