diff --git a/src/Command/DeleteAttributeCommand.php b/src/Command/DeleteAttributeCommand.php
index c85d45d..a513e93 100644
--- a/src/Command/DeleteAttributeCommand.php
+++ b/src/Command/DeleteAttributeCommand.php
@@ -4,7 +4,7 @@
 
 use SnowIO\FredhopperDataModel\AttributeData;
 
-class DeleteAttributeCommand extends Command
+final class DeleteAttributeCommand extends Command
 {
     public static function of(string $attributeId)
     {
diff --git a/src/Command/DeleteAttributeOptionCommand.php b/src/Command/DeleteAttributeOptionCommand.php
index 5fcde51..0462143 100644
--- a/src/Command/DeleteAttributeOptionCommand.php
+++ b/src/Command/DeleteAttributeOptionCommand.php
@@ -5,7 +5,7 @@
 use SnowIO\FredhopperDataModel\AttributeData;
 use SnowIO\FredhopperDataModel\AttributeOption;
 
-class DeleteAttributeOptionCommand extends Command
+final class DeleteAttributeOptionCommand extends Command
 {
     public static function of(string $attributeId, string $valueId): self
     {
diff --git a/src/Command/DeleteCategoryCommand.php b/src/Command/DeleteCategoryCommand.php
index 0b6618d..ce93141 100644
--- a/src/Command/DeleteCategoryCommand.php
+++ b/src/Command/DeleteCategoryCommand.php
@@ -4,7 +4,7 @@
 
 use SnowIO\FredhopperDataModel\CategoryData;
 
-class DeleteCategoryCommand extends Command
+final class DeleteCategoryCommand extends Command
 {
     public static function of(string $categoryId)
     {
diff --git a/src/Command/DeleteProductCommand.php b/src/Command/DeleteProductCommand.php
index 7f62c33..f5f4a60 100644
--- a/src/Command/DeleteProductCommand.php
+++ b/src/Command/DeleteProductCommand.php
@@ -4,7 +4,7 @@
 
 use SnowIO\FredhopperDataModel\ProductData;
 
-class DeleteProductCommand extends Command
+final class DeleteProductCommand extends Command
 {
     public static function of(string $productId)
     {
diff --git a/src/Command/DeleteVariantCommand.php b/src/Command/DeleteVariantCommand.php
index 9c08c6d..989a964 100644
--- a/src/Command/DeleteVariantCommand.php
+++ b/src/Command/DeleteVariantCommand.php
@@ -4,7 +4,7 @@
 
 use SnowIO\FredhopperDataModel\VariantData;
 
-class DeleteVariantCommand extends Command
+final class DeleteVariantCommand extends Command
 {
     public static function of(string $variantId)
     {
diff --git a/src/Command/SaveVariantCommand.php b/src/Command/SaveVariantCommand.php
index 15ac3d2..2405598 100644
--- a/src/Command/SaveVariantCommand.php
+++ b/src/Command/SaveVariantCommand.php
@@ -4,7 +4,7 @@
 
 use SnowIO\FredhopperDataModel\VariantData;
 
-class SaveVariantCommand extends Command
+final class SaveVariantCommand extends Command
 {
     public static function of(VariantData $variantData): self
     {