diff --git a/core/tickets/models.py b/core/tickets/models.py
index 81176a9..7159470 100644
--- a/core/tickets/models.py
+++ b/core/tickets/models.py
@@ -147,4 +147,4 @@ class ShippingVoucher(models.Model):
     used_at = models.DateTimeField(null=True)
 
     def __str__(self):
-        return str(self.issue_thread) + ' shipping code ' + self.code
\ No newline at end of file
+        return self.voucher + ' (' + self.type + ')'