diff --git a/pkg/cart/cart-grain.go b/pkg/cart/cart-grain.go
index 6a5afdd..c0555ee 100644
--- a/pkg/cart/cart-grain.go
+++ b/pkg/cart/cart-grain.go
@@ -230,7 +230,11 @@ func (c *CartGrain) GetCurrentState() (*CartGrain, error) {
 
 func (c *CartGrain) HandleInventoryChange(change inventory.InventoryChange) {
 	for _, item := range c.Items {
-		if item.Sku == change.SKU && change.StockLocationID == *item.StoreId {
+		l := "se"
+		if item.StoreId != nil {
+			l = *item.StoreId
+		}
+		if item.Sku == change.SKU && change.StockLocationID == l {
 			item.Stock = uint16(change.Value)
 			break
 		}