diff --git a/apps/product/signals.py b/apps/product/signals.py
index 8c73efa..9095b2c 100644
--- a/apps/product/signals.py
+++ b/apps/product/signals.py
@@ -97,7 +97,9 @@ def update_product_stats(instance: Product, distribution: QuotaDistribution = No
         Q(
             distributions_assigned__in=QuotaDistribution.objects.filter(
                 Q(assigned_organization=organization) |
-                Q(assigner_organization=organization)
+                Q(assigner_organization=organization) &
+                Q(parent_distribution__isnull=True)
+
             )
         ) |
         Q(registerer_organization=organization),