diff --git a/apps/warehouse/services/warehouse_allocation_service.py b/apps/warehouse/services/warehouse_allocation_service.py
index ce06ed0..e3b89af 100644
--- a/apps/warehouse/services/warehouse_allocation_service.py
+++ b/apps/warehouse/services/warehouse_allocation_service.py
@@ -55,13 +55,25 @@ class WarehouseAllocationService:
                 )
 
             org = entry.organization.parent_organization
+            parent_orgs = []
             while org:
-                stat = OrganizationQuotaStats.objects.filter(
-                    quota=entry.quota,
-                    organization=org
-                )
-                if stat.exists():
-                    stat = stat.first()
-                    stat.inventory_received += entry.weight
-                    stat.save()
+                # import parent org to list
+                parent_orgs.append(org)
                 org = org.parent_organization
+
+            parent_org_ids = [org.id for org in parent_orgs]
+
+            target_org_ids = set(parent_org_ids)
+
+            if entry.quota.registerer_organization.id not in target_org_ids:
+                target_org_ids.add(entry.quota.registerer_organization.id)
+
+            stats = (OrganizationQuotaStats.objects.filter(
+                quota=entry.quota,
+                organization__in=target_org_ids
+            ))
+
+            for stat in stats:
+                stat.inventory_received += entry.weight
+
+            OrganizationQuotaStats.objects.bulk_update(stats, ["inventory_received"])