diff --git a/app/Domains/Catalog/Services/VariantSelectionService.php b/app/Domains/Catalog/Services/VariantSelectionService.php
index c2f22c6..7f6e0fd 100644
--- a/app/Domains/Catalog/Services/VariantSelectionService.php
+++ b/app/Domains/Catalog/Services/VariantSelectionService.php
@@ -52,7 +52,7 @@ class VariantSelectionService
                 $attributeKeys,
                 $matchingVariants->isEmpty() ? [] : $normalizedSelections,
             ),
-            'selected_values' => $matchingVariants->isEmpty() ? [] : $normalizedSelections,
+            'selected_values' => (object) ($matchingVariants->isEmpty() ? [] : $normalizedSelections),
             'resolved_variant' => $resolvedVariant === null
                 ? null
                 : $this->variantData($catalogItem, $resolvedVariant),