diff --git a/combo/apps/lingo/models.py b/combo/apps/lingo/models.py
index 725076b9..a3ce4f11 100644
--- a/combo/apps/lingo/models.py
+++ b/combo/apps/lingo/models.py
@@ -338,6 +338,8 @@ class Transaction(models.Model):
         logger = logging.getLogger(__name__)
         if not items:
             return
+        if not self.is_paid():
+            return
 
         regie = self.regie
         to_be_paid_remote_items = []