diff --git a/app/Jobs/Ecommerce/Product/UpdateProductRelations.php b/app/Jobs/Ecommerce/Product/UpdateProductRelations.php
index 535b592..697f339 100644
--- a/app/Jobs/Ecommerce/Product/UpdateProductRelations.php
+++ b/app/Jobs/Ecommerce/Product/UpdateProductRelations.php
@@ -59,6 +59,11 @@ class UpdateProductRelations implements ShouldQueue
                     'product_custom_value' => in_array($attribute->type, ['text', 'number']) ? $this->properties[$attribute->slug] : null,
                 ]);
             });
+
+            // sync properties json
+            if (method_exists($this->model, 'syncPropertiesJson')) {
+                $this->model->syncPropertiesJson();
+            }
         });
     }
 }
diff --git a/app/Nova/Resources/Ecommerce/Product/Product/Concerns/ProductFieldsForDetail.php b/app/Nova/Resources/Ecommerce/Product/Product/Concerns/ProductFieldsForDetail.php
index fe1c16e..c631c60 100644
--- a/app/Nova/Resources/Ecommerce/Product/Product/Concerns/ProductFieldsForDetail.php
+++ b/app/Nova/Resources/Ecommerce/Product/Product/Concerns/ProductFieldsForDetail.php
@@ -134,8 +134,8 @@ class ProductFieldsForDetail
                             'name' => $property->attribute->slug,
                             'type' => $property->attribute->type,
                             'default' => $property->attribute->type === 'select'
-                                            ? $property->values->first()->value?->id
-                                            : $property->values->first()->product_custom_value,
+                                            ? $property->values->first()->value?->id ?? '-'
+                                            : $property->values->first()->product_custom_value ?? '-',
                             'options' => $property->attribute->values->map(fn ($value) => [
                                 'label' => $value->value,
                                 'value' => $value->id,
diff --git a/database/seeders/new/ProductPropertyValuesSeeder.php b/database/seeders/new/ProductPropertyValuesSeeder.php
index 8342877..0e28cc3 100644
--- a/database/seeders/new/ProductPropertyValuesSeeder.php
+++ b/database/seeders/new/ProductPropertyValuesSeeder.php
@@ -31,22 +31,10 @@ class ProductPropertyValuesSeeder extends Seeder
                 DB::table($table)->insert([
                     'id' => $data['id'],
                     'attribute_id' => $data['attribute_id'],
-
-                    // "name": "{\"en\": \"8 GB\", \"ru\": \"8 GB\", \"tm\": \"8 GB\"}",
-                    // "description": null,
-                    // "string_value": "Ci4wU42HuY",
-                    // "text_value": null,
-                    // "integer_value": null,
-                    // "float_value": null,
-                    // "boolean_value": null,
-                    // "date_value": null,
-                    // "datetime_value": null,
-                    // "json_value": null,
-                    // "image_value": null,
-                    // "file_value": null,
-                    // "created_at": "2025-06-10 16:12:32",
-                    // "updated_at": "2025-06-10 16:12:34"
+                    'value' => str_replace('"tm"', '"tk"', $data['name']),
                 ]);
+
+                // "string_value": "Ci4wU42HuY",
             }
         });
     }