diff --git a/bda/admin.py b/bda/admin.py
index d0483281..668cc6dd 100644
--- a/bda/admin.py
+++ b/bda/admin.py
@@ -229,11 +229,10 @@ class SpectacleReventeAdmin(admin.ModelAdmin):
     actions_on_bottom = True
 
     def transfer(self, request, queryset):
-        for revente in queryset.all():
-            if revente.soldTo:
-                attrib = revente.attribution
-                attrib.participant = revente.soldTo
-                attrib.save()
+        for revente in queryset.exclude(soldTo__isnull=True).all():
+            attrib = revente.attribution
+            attrib.participant = revente.soldTo
+            attrib.save()
     transfer.short_description = "Transférer les reventes sélectionnées"
 
     def reinit(self, request, queryset):