diff --git a/Applicator/CatalogPromotionApplicator.php b/Applicator/CatalogPromotionApplicator.php
index f57b7d061..f3c000c21 100644
--- a/Applicator/CatalogPromotionApplicator.php
+++ b/Applicator/CatalogPromotionApplicator.php
@@ -15,7 +15,6 @@
 
 use Sylius\Bundle\CoreBundle\Formatter\AppliedPromotionInformationFormatterInterface;
 use Sylius\Component\Core\Model\CatalogPromotionInterface;
-use Sylius\Component\Core\Model\ChannelPricingInterface;
 use Sylius\Component\Core\Model\ProductVariantInterface;
 use Sylius\Component\Promotion\Model\CatalogPromotionActionInterface;
 
@@ -44,17 +43,18 @@ private function applyDiscountFromAction(
     ): void {
         $discount = $action->getConfiguration()['amount'];
 
-        /** @var ChannelPricingInterface $channelPricing */
-        foreach ($variant->getChannelPricings() as $channelPricing) {
+        foreach ($catalogPromotion->getChannels() as $channel) {
+            $channelPricing = $variant->getChannelPricingForChannel($channel);
+            if ($channelPricing === null) {
+                continue;
+            }
+
             if ($channelPricing->getOriginalPrice() === null) {
                 $channelPricing->setOriginalPrice($channelPricing->getPrice());
             }
 
             $channelPricing->setPrice((int) ($channelPricing->getPrice() - ($channelPricing->getPrice() * $discount)));
-
-            $channelPricing->addAppliedPromotion(
-                $this->appliedPromotionInformationFormatter->format($catalogPromotion)
-            );
+            $channelPricing->addAppliedPromotion($this->appliedPromotionInformationFormatter->format($catalogPromotion));
         }
     }
 }
diff --git a/Fixture/Factory/CatalogPromotionExampleFactory.php b/Fixture/Factory/CatalogPromotionExampleFactory.php
index ce43f2b99..604f29903 100644
--- a/Fixture/Factory/CatalogPromotionExampleFactory.php
+++ b/Fixture/Factory/CatalogPromotionExampleFactory.php
@@ -132,21 +132,7 @@ protected function configureOptions(OptionsResolver $resolver): void
             ->setAllowedTypes('channels', 'array')
             ->setNormalizer('channels', LazyOption::findBy($this->channelRepository, 'code'))
             ->setDefined('rules')
-            ->setNormalizer('rules', function (Options $options, array $rules): array {
-                if (empty($rules)) {
-                    return [[]];
-                }
-
-                return $rules;
-            })
             ->setDefined('actions')
-            ->setNormalizer('actions', function (Options $options, array $actions): array {
-                if (empty($actions)) {
-                    return [[]];
-                }
-
-                return $actions;
-            })
         ;
     }
 
diff --git a/Provider/CatalogPromotionVariantsProvider.php b/Provider/CatalogPromotionVariantsProvider.php
index 8c1c5bb9c..6f5392187 100644
--- a/Provider/CatalogPromotionVariantsProvider.php
+++ b/Provider/CatalogPromotionVariantsProvider.php
@@ -14,7 +14,6 @@
 namespace Sylius\Bundle\CoreBundle\Provider;
 
 use Sylius\Component\Core\Model\CatalogPromotionInterface;
-use Sylius\Component\Core\Model\ProductInterface;
 use Sylius\Component\Core\Model\ProductVariantInterface;
 use Sylius\Component\Core\Provider\CatalogPromotionVariantsProviderInterface;
 use Sylius\Component\Core\Repository\ProductVariantRepositoryInterface;
@@ -39,17 +38,17 @@ public function provideEligibleVariants(CatalogPromotionInterface $catalogPromot
 
             /** We can do that for now, as we have only one rule */
             if (array_key_exists('variants', $configuration)) {
-                $variants = $this->getVariantsProducts($configuration, $variants);
+                $variants = $this->getVariants($configuration['variants'], $variants);
             }
         }
 
         return $variants;
     }
 
-    private function getVariantsProducts(array $configuration, array $variants): array
+    private function getVariants(array $configuration, array $variants): array
     {
         /** @var string $variantCode */
-        foreach ($configuration['variants'] as $variantCode) {
+        foreach ($configuration as $variantCode) {
             /** @var ProductVariantInterface|null $variant */
             $variant = $this->productVariantRepository->findOneBy(['code' => $variantCode]);
             if ($variant === null) {
diff --git a/spec/Applicator/CatalogPromotionApplicatorSpec.php b/spec/Applicator/CatalogPromotionApplicatorSpec.php
index dac883aff..1ddea8e3d 100644
--- a/spec/Applicator/CatalogPromotionApplicatorSpec.php
+++ b/spec/Applicator/CatalogPromotionApplicatorSpec.php
@@ -19,10 +19,10 @@
 use Sylius\Bundle\CoreBundle\Applicator\CatalogPromotionApplicatorInterface;
 use Sylius\Bundle\CoreBundle\Formatter\AppliedPromotionInformationFormatterInterface;
 use Sylius\Component\Core\Model\CatalogPromotionInterface;
+use Sylius\Component\Core\Model\ChannelInterface;
 use Sylius\Component\Core\Model\ChannelPricingInterface;
 use Sylius\Component\Core\Model\ProductVariantInterface;
 use Sylius\Component\Promotion\Model\CatalogPromotionActionInterface;
-use Sylius\Component\Promotion\Model\CatalogPromotionTranslationInterface;
 
 final class CatalogPromotionApplicatorSpec extends ObjectBehavior
 {
@@ -41,17 +41,19 @@ function it_applies_percentage_discount_on_all_products_variants(
         ProductVariantInterface $variant,
         CatalogPromotionInterface $catalogPromotion,
         CatalogPromotionActionInterface $catalogPromotionAction,
+        ChannelInterface $firstChannel,
+        ChannelInterface $secondChannel,
         ChannelPricingInterface $firstChannelPricing,
         ChannelPricingInterface $secondChannelPricing
     ): void {
-        $catalogPromotion->getActions()->willReturn(new ArrayCollection([
-            $catalogPromotionAction->getWrappedObject(),
+        $catalogPromotion->getActions()->willReturn(new ArrayCollection([$catalogPromotionAction->getWrappedObject()]));
+        $catalogPromotion->getChannels()->willReturn(new ArrayCollection([
+            $firstChannel->getWrappedObject(),
+            $secondChannel->getWrappedObject(),
         ]));
 
-        $variant->getChannelPricings()->willReturn(new ArrayCollection([
-            $firstChannelPricing->getWrappedObject(),
-            $secondChannelPricing->getWrappedObject(),
-        ]));
+        $variant->getChannelPricingForChannel($firstChannel)->willReturn($firstChannelPricing);
+        $variant->getChannelPricingForChannel($secondChannel)->willReturn($secondChannelPricing);
 
         $appliedPromotionInformationFormatter->format($catalogPromotion)->willReturn(['winter_sale' => ['name' => 'Winter sale']]);
         $catalogPromotionAction->getConfiguration()->willReturn(['amount' => 0.3]);
@@ -76,25 +78,22 @@ function it_does_not_set_original_price_during_application_if_its_already_there(
         ProductVariantInterface $variant,
         CatalogPromotionInterface $catalogPromotion,
         CatalogPromotionActionInterface $catalogPromotionAction,
-        CatalogPromotionTranslationInterface $translation,
-        ChannelPricingInterface $firstChannelPricing
+        ChannelInterface $channel,
+        ChannelPricingInterface $channelPricing
     ): void {
-        $variant->getChannelPricings()->willReturn(new ArrayCollection([
-            $firstChannelPricing->getWrappedObject(),
-        ]));
+        $catalogPromotion->getActions()->willReturn(new ArrayCollection([$catalogPromotionAction->getWrappedObject()]));
+        $catalogPromotion->getChannels()->willReturn(new ArrayCollection([$channel->getWrappedObject()]));
 
-        $catalogPromotion->getActions()->willReturn(new ArrayCollection([
-            $catalogPromotionAction->getWrappedObject(),
-        ]));
+        $variant->getChannelPricingForChannel($channel)->willReturn($channelPricing);
 
         $appliedPromotionInformationFormatter->format($catalogPromotion)->willReturn(['winter_sale' => ['name' => 'Winter sale']]);
         $catalogPromotionAction->getConfiguration()->willReturn(['amount' => 0.5]);
 
-        $firstChannelPricing->getPrice()->willReturn(1000);
-        $firstChannelPricing->getOriginalPrice()->willReturn(2000);
-        $firstChannelPricing->setOriginalPrice(Argument::any())->shouldNotBeCalled();
-        $firstChannelPricing->setPrice(500)->shouldBeCalled();
-        $firstChannelPricing->addAppliedPromotion(['winter_sale' => ['name' => 'Winter sale']])->shouldBeCalled();
+        $channelPricing->getPrice()->willReturn(1000);
+        $channelPricing->getOriginalPrice()->willReturn(2000);
+        $channelPricing->setOriginalPrice(Argument::any())->shouldNotBeCalled();
+        $channelPricing->setPrice(500)->shouldBeCalled();
+        $channelPricing->addAppliedPromotion(['winter_sale' => ['name' => 'Winter sale']])->shouldBeCalled();
 
         $this->applyCatalogPromotion($variant, $catalogPromotion);
     }