diff --git a/games/forms.py b/games/forms.py
index 66c6c79..d7ca8b2 100644
--- a/games/forms.py
+++ b/games/forms.py
@@ -10,7 +10,7 @@ custom_datetime_widget = forms.DateTimeInput(
 
 class SessionForm(forms.ModelForm):
     purchase = forms.ModelChoiceField(
-        queryset=Purchase.objects.order_by("edition__name")
+        queryset=Purchase.objects.filter(date_refunded=None).order_by("edition__name")
     )
 
     class Meta: