diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index f0653e9206..64d1fb7c7d 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -36,6 +36,35 @@ parameters:
 
         # Random errors related to Template Events (we're going to replace them with Twig Events anyway)
         - 'src/Sylius/Bundle/UiBundle/Console/Command/DebugTemplateEventCommand.php'
+
+        # To support both sylius/resource-bundle 1.11 and older versions
+        - 'src/Sylius/Bundle/AdminBundle/Controller/RedirectHandler.php'
+        - 'src/Sylius/Bundle/ApiBundle/OpenApi/Documentation/AcceptLanguageHeaderDocumentationModifier.php'
+        - 'src/Sylius/Bundle/CoreBundle/Doctrine/ORM/Handler/ResourceDeleteHandler.php'
+        - 'src/Sylius/Bundle/CoreBundle/Doctrine/ORM/Handler/ResourceUpdateHandler.php'
+        - 'src/Sylius/Bundle/CoreBundle/Fixture/Factory/PromotionExampleFactory.php'
+        - 'src/Sylius/Bundle/CoreBundle/Resource/StateMachine/Controller/CompositeStateMachine.php'
+        - 'src/Sylius/Bundle/CoreBundle/Validator/Constraints/ChannelCodeCollectionValidator.php'
+        - 'src/Sylius/Bundle/CoreBundle/Validator/Constraints/CountryCodeExistsValidator.php'
+        - 'src/Sylius/Bundle/CoreBundle/Validator/Constraints/ResendOrderConfirmationEmailWithValidOrderStateValidator.php'
+        - 'src/Sylius/Bundle/CoreBundle/Validator/Constraints/ResendShipmentConfirmationEmailWithValidShipmentStateValidator.php'
+        - 'src/Sylius/Bundle/PromotionBundle/Form/Type/PromotionCouponToCodeType.php'
+        - 'src/Sylius/Bundle/TaxonomyBundle/Controller/TaxonSlugController.php'
+        - 'src/Sylius/Bundle/UserBundle/Factory/UserWithEncoderFactory.php'
+        - 'src/Sylius/Component/Addressing/Matcher/ZoneMatcher.php'
+        - 'src/Sylius/Component/Core/Customer/Statistics/CustomerStatisticsProvider.php'
+        - 'src/Sylius/Component/Core/Factory/ChannelFactory.php'
+        - 'src/Sylius/Component/Core/Factory/PaymentMethodFactory.php'
+        - 'src/Sylius/Component/Core/Factory/PromotionActionFactory.php'
+        - 'src/Sylius/Component/Core/Promotion/Checker/ProductInPromotionRuleChecker.php'
+        - 'src/Sylius/Component/Core/Promotion/Checker/TaxonInPromotionRuleChecker.php'
+        - 'src/Sylius/Component/Core/Provider/TranslationLocaleProvider.php'
+        - 'src/Sylius/Component/Core/Test/Tests/Taxation/Applicator/OrderItemUnitsTaxesApplicatorTest.php'
+        - 'src/Sylius/Component/Core/Test/Tests/Taxation/Applicator/OrderItemsTaxesApplicatorTest.php'
+        - 'src/Sylius/Component/Core/Translation/TranslatableEntityLocaleAssigner.php'
+        - 'src/Sylius/Component/Locale/Provider/LocaleCollectionProvider.php'
+        - 'src/Sylius/Component/Locale/Provider/LocaleProvider.php'
+
     ignoreErrors:
         - '/(Interface|Class) [a-zA-Z\\]+ specifies template type (\w+) of interface [a-zA-Z\\]+ as [a-zA-Z\\]+ (of [a-zA-Z\\]+ )?but it''s already specified as/' # turns off a weird generics check behavior, we are basing on Psalm for generics checks
         - '/Access to an undefined property Doctrine\\Common\\Collections\\ArrayCollection/'
@@ -49,3 +78,12 @@ parameters:
         - '/Method [a-zA-z\\]+Persister\:\:(persist|remove|supports)\(\) has parameter \$data with no type specified./'
         - '/Method Sylius\\Bundle\\AdminBundle\\Twig\\Component\\[a-zA-Z\\]+\:\:getDataModelValue\(\) is unused./'
         - '/Method Sylius\\Bundle\\ShopBundle\\Twig\\Component\\[a-zA-Z\\]+\:\:getDataModelValue\(\) is unused./'
+
+        # To support both sylius/resource-bundle 1.11 and older versions
+        - '/Call to an undefined method Sylius\\Resource\\Model\\ResourceInterface::\w+\(\)\./'
+        - '/Method Sylius\\Component\\Payment\\Resolver\\PaymentMethodsResolver::getSupportedMethods\(\) should return array<Sylius\\Component\\Payment\\Model\\PaymentMethodInterface> but returns array<int, Sylius\\Resource\\Model\\ResourceInterface>\./'
+        - '/Method Sylius\\Component\\Taxation\\Resolver\\TaxRateResolver::resolve\(\) should return Sylius\\Component\\Taxation\\Model\\TaxRateInterface\|null but returns Sylius\\Resource\\Model\\ResourceInterface\|null\./'
+        - '/Parameter #\d+ \$(\w+) \(Sylius\\Component\\\w+\\Model\\\w+(\|null)?\) of method Sylius\\Bundle\\\w+\\Controller\\\w+::\w+\(\) is not contravariant with parameter #\d+ \$(\w+) \(Sylius\\Resource\\Model\\\w+(\|null)?\) of method Sylius\\Bundle\\\w+\\Controller\\\w+\::\w+\(\)\./'
+        - '/PHPDoc tag @extends contains generic type Sylius\\Component\\Resource\\\w+\\\w+<Sylius\\Component\\\w+\\Model\\\w+> but interface Sylius\\Component\\Resource\\\w+\\\w+ is not generic\./'
+        - '/PHPDoc tag @param for parameter \$(\w+) contains generic type Sylius\\Component\\Resource\\\w+\\\w+<Sylius\\Component\\\w+\\Model\\\w+> but interface Sylius\\Component\\Resource\\\w+\\\w+ is not generic\./'
+        - '/PHPDoc type for property Sylius\\Bundle\\\w+\\\w+\\\w+::\$(\w+) contains generic type Sylius\\Component\\Resource\\\w+\\\w+<Sylius\\Component\\\w+\\Model\\\w+> but interface Sylius\\Component\\Resource\\\w+\\\w+ is not generic\./'
diff --git a/src/Sylius/Component/Taxonomy/spec/Model/TaxonSpec.php b/src/Sylius/Component/Taxonomy/spec/Model/TaxonSpec.php
index dca5bf4de5..9fb6870b3a 100644
--- a/src/Sylius/Component/Taxonomy/spec/Model/TaxonSpec.php
+++ b/src/Sylius/Component/Taxonomy/spec/Model/TaxonSpec.php
@@ -129,23 +129,20 @@ final class TaxonSpec extends ObjectBehavior
         $this->getFullname()->shouldReturn('Category');
     }
 
-    function its_fullname_prepends_with_parents_fullname(): void
-    {
-        $rootTaxon = new Taxon();
-        $rootTaxon->setCurrentLocale('en_US');
-        $rootTaxon->setName('Category');
+    function its_fullname_prepends_with_parents_fullname(
+        TaxonInterface $clothesTaxon,
+        TaxonInterface $rootTaxon,
+    ): void {
+        $rootTaxon->getFullname(' / ')->willReturn('Category');
 
-        $clothesTaxon = new Taxon();
-        $clothesTaxon->setCurrentLocale('en_US');
-        $clothesTaxon->setName('Clothes');
-        $clothesTaxon->setParent($rootTaxon);
+        $clothesTaxon->getFullname(' / ')->willReturn('Category / Clothes');
+        $clothesTaxon->getParent()->willReturn($rootTaxon);
+        $clothesTaxon->addChild($this)->shouldBeCalled();
 
-        $this->setCurrentLocale('en_US');
-        $this->setName('T-shirts');
         $this->setParent($clothesTaxon);
+        $this->setName('T-shirts');
 
         $this->getFullname()->shouldReturn('Category / Clothes / T-shirts');
-        $this->getFullname(' -- ')->shouldReturn('Category -- Clothes -- T-shirts');
     }
 
     function it_has_no_description_by_default(): void