diff --git a/fs2zammad b/fs2zammad
index a7d1639..f2e8571 100755
--- a/fs2zammad
+++ b/fs2zammad
@@ -133,7 +133,7 @@ def create_zammad_ticket(id, zammad, h2t, retries=3):
         creator = zammad_creator
 
         zammad_ticket_template = {
-            "title": rt_ticket["ticket"]["Subject"],
+            "title": rt_ticket["ticket"]["Subject"] or 'RT: Empty Subject',
             "group": "Users",
             "customer": creator,
             "note": "RT-import:{}".format(rt_ticket["ticket"]["original_id"]),