diff --git a/tests/PHPStan/Analyser/AnonymousClassNameRuleTest.php b/tests/PHPStan/Analyser/AnonymousClassNameRuleTest.php
index ab344177ba..f9f92392c5 100644
--- a/tests/PHPStan/Analyser/AnonymousClassNameRuleTest.php
+++ b/tests/PHPStan/Analyser/AnonymousClassNameRuleTest.php
@@ -4,7 +4,9 @@
 
 use PHPStan\Rules\Rule;
 use PHPStan\Testing\RuleTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 
+#[CoversNothing]
 class AnonymousClassNameRuleTest extends RuleTestCase
 {
 
diff --git a/tests/PHPStan/Analyser/DynamicMethodThrowTypeExtensionTest.php b/tests/PHPStan/Analyser/DynamicMethodThrowTypeExtensionTest.php
index 9a55ab9360..16ad8f3543 100644
--- a/tests/PHPStan/Analyser/DynamicMethodThrowTypeExtensionTest.php
+++ b/tests/PHPStan/Analyser/DynamicMethodThrowTypeExtensionTest.php
@@ -3,9 +3,11 @@
 namespace PHPStan\Analyser;
 
 use PHPStan\Testing\TypeInferenceTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\Attributes\DataProvider;
 use const PHP_VERSION_ID;
 
+#[CoversNothing]
 class DynamicMethodThrowTypeExtensionTest extends TypeInferenceTestCase
 {
 
diff --git a/tests/PHPStan/Analyser/DynamicReturnTypeExtensionTypeInferenceTest.php b/tests/PHPStan/Analyser/DynamicReturnTypeExtensionTypeInferenceTest.php
index d336534264..5cf79df617 100644
--- a/tests/PHPStan/Analyser/DynamicReturnTypeExtensionTypeInferenceTest.php
+++ b/tests/PHPStan/Analyser/DynamicReturnTypeExtensionTypeInferenceTest.php
@@ -3,9 +3,11 @@
 namespace PHPStan\Analyser;
 
 use PHPStan\Testing\TypeInferenceTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\Attributes\DataProvider;
 use const PHP_VERSION_ID;
 
+#[CoversNothing]
 class DynamicReturnTypeExtensionTypeInferenceTest extends TypeInferenceTestCase
 {
 
diff --git a/tests/PHPStan/Analyser/InstanceMethodsParameterScopeFunctionTest.php b/tests/PHPStan/Analyser/InstanceMethodsParameterScopeFunctionTest.php
index ea3288772f..26709da844 100644
--- a/tests/PHPStan/Analyser/InstanceMethodsParameterScopeFunctionTest.php
+++ b/tests/PHPStan/Analyser/InstanceMethodsParameterScopeFunctionTest.php
@@ -4,11 +4,13 @@
 
 use PHPStan\Rules\Rule;
 use PHPStan\Testing\RuleTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\Attributes\RequiresPhp;
 
 /**
  * @extends RuleTestCase<InstanceMethodsParameterScopeFunctionRule>
  */
+#[CoversNothing]
 class InstanceMethodsParameterScopeFunctionTest extends RuleTestCase
 {
 
diff --git a/tests/PHPStan/Analyser/ThrowsTagFromNativeFunctionStubTest.php b/tests/PHPStan/Analyser/ThrowsTagFromNativeFunctionStubTest.php
index a57c784dd9..f5c2458ea5 100644
--- a/tests/PHPStan/Analyser/ThrowsTagFromNativeFunctionStubTest.php
+++ b/tests/PHPStan/Analyser/ThrowsTagFromNativeFunctionStubTest.php
@@ -3,8 +3,10 @@
 namespace PHPStan\Analyser;
 
 use PHPStan\Testing\TypeInferenceTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\Attributes\DataProvider;
 
+#[CoversNothing]
 class ThrowsTagFromNativeFunctionStubTest extends TypeInferenceTestCase
 {
 
diff --git a/tests/PHPStan/Analyser/TraitStubFilesTest.php b/tests/PHPStan/Analyser/TraitStubFilesTest.php
index 097279e6d3..21d9756b59 100644
--- a/tests/PHPStan/Analyser/TraitStubFilesTest.php
+++ b/tests/PHPStan/Analyser/TraitStubFilesTest.php
@@ -3,8 +3,10 @@
 namespace PHPStan\Analyser;
 
 use PHPStan\Testing\TypeInferenceTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\Attributes\DataProvider;
 
+#[CoversNothing]
 class TraitStubFilesTest extends TypeInferenceTestCase
 {
 
diff --git a/tests/PHPStan/Analyser/TypeSpecifyingExtensionTypeInferenceFalseTest.php b/tests/PHPStan/Analyser/TypeSpecifyingExtensionTypeInferenceFalseTest.php
index 8b351b2a57..1c59f297a9 100644
--- a/tests/PHPStan/Analyser/TypeSpecifyingExtensionTypeInferenceFalseTest.php
+++ b/tests/PHPStan/Analyser/TypeSpecifyingExtensionTypeInferenceFalseTest.php
@@ -3,8 +3,10 @@
 namespace PHPStan\Analyser;
 
 use PHPStan\Testing\TypeInferenceTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\Attributes\DataProvider;
 
+#[CoversNothing]
 class TypeSpecifyingExtensionTypeInferenceFalseTest extends TypeInferenceTestCase
 {
 
diff --git a/tests/PHPStan/Analyser/TypeSpecifyingExtensionTypeInferenceNullTest.php b/tests/PHPStan/Analyser/TypeSpecifyingExtensionTypeInferenceNullTest.php
index de7d4a7e4e..5a576e592b 100644
--- a/tests/PHPStan/Analyser/TypeSpecifyingExtensionTypeInferenceNullTest.php
+++ b/tests/PHPStan/Analyser/TypeSpecifyingExtensionTypeInferenceNullTest.php
@@ -3,8 +3,10 @@
 namespace PHPStan\Analyser;
 
 use PHPStan\Testing\TypeInferenceTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\Attributes\DataProvider;
 
+#[CoversNothing]
 class TypeSpecifyingExtensionTypeInferenceNullTest extends TypeInferenceTestCase
 {
 
diff --git a/tests/PHPStan/Analyser/TypeSpecifyingExtensionTypeInferenceTrueTest.php b/tests/PHPStan/Analyser/TypeSpecifyingExtensionTypeInferenceTrueTest.php
index 25a9e8a0b2..5a6f22435d 100644
--- a/tests/PHPStan/Analyser/TypeSpecifyingExtensionTypeInferenceTrueTest.php
+++ b/tests/PHPStan/Analyser/TypeSpecifyingExtensionTypeInferenceTrueTest.php
@@ -3,8 +3,10 @@
 namespace PHPStan\Analyser;
 
 use PHPStan\Testing\TypeInferenceTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\Attributes\DataProvider;
 
+#[CoversNothing]
 class TypeSpecifyingExtensionTypeInferenceTrueTest extends TypeInferenceTestCase
 {
 
diff --git a/tests/PHPStan/Composer/AutoloadFilesTest.php b/tests/PHPStan/Composer/AutoloadFilesTest.php
index 4af7c6b0bf..9615e3397b 100644
--- a/tests/PHPStan/Composer/AutoloadFilesTest.php
+++ b/tests/PHPStan/Composer/AutoloadFilesTest.php
@@ -6,6 +6,7 @@
 use PHPStan\File\FileHelper;
 use PHPStan\File\FileReader;
 use PHPStan\ShouldNotHappenException;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\TestCase;
 use Symfony\Component\Finder\Finder;
 use function array_map;
@@ -17,6 +18,7 @@
 use function substr;
 use const DIRECTORY_SEPARATOR;
 
+#[CoversNothing]
 class AutoloadFilesTest extends TestCase
 {
 
diff --git a/tests/PHPStan/DependencyInjection/ConditionalTagsExtensionTest.php b/tests/PHPStan/DependencyInjection/ConditionalTagsExtensionTest.php
index c512a1720e..5bacb5e5d6 100644
--- a/tests/PHPStan/DependencyInjection/ConditionalTagsExtensionTest.php
+++ b/tests/PHPStan/DependencyInjection/ConditionalTagsExtensionTest.php
@@ -4,9 +4,11 @@
 
 use PHPStan\Rules\LazyRegistry;
 use PHPStan\Testing\PHPStanTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use function array_map;
 use function get_class;
 
+#[CoversNothing]
 class ConditionalTagsExtensionTest extends PHPStanTestCase
 {
 
diff --git a/tests/PHPStan/DependencyInjection/Nette/NetteContainerTest.php b/tests/PHPStan/DependencyInjection/Nette/NetteContainerTest.php
index e7629e4f83..cd47304ea0 100644
--- a/tests/PHPStan/DependencyInjection/Nette/NetteContainerTest.php
+++ b/tests/PHPStan/DependencyInjection/Nette/NetteContainerTest.php
@@ -6,7 +6,9 @@
 use PHPStan\Testing\PHPStanTestCase;
 use PHPStan\TrinaryLogic;
 use PHPStan\Type\Php\ReflectionGetAttributesMethodReturnTypeExtension;
+use PHPUnit\Framework\Attributes\CoversNothing;
 
+#[CoversNothing]
 class NetteContainerTest extends PHPStanTestCase
 {
 
diff --git a/tests/PHPStan/Reflection/ReflectionProviderGoldenTest.php b/tests/PHPStan/Reflection/ReflectionProviderGoldenTest.php
index c9f990d1cd..1d798c64f4 100644
--- a/tests/PHPStan/Reflection/ReflectionProviderGoldenTest.php
+++ b/tests/PHPStan/Reflection/ReflectionProviderGoldenTest.php
@@ -13,6 +13,7 @@
 use PHPStan\ShouldNotHappenException;
 use PHPStan\Testing\PHPStanTestCase;
 use PHPStan\Type\VerbosityLevel;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\Attributes\DataProvider;
 use ReflectionClass;
 use Symfony\Component\Finder\Finder;
@@ -39,6 +40,7 @@
 use const PHP_INT_MAX;
 use const PHP_VERSION_ID;
 
+#[CoversNothing]
 class ReflectionProviderGoldenTest extends PHPStanTestCase
 {
 
diff --git a/tests/PHPStan/Rules/DummyCollectorRuleTest.php b/tests/PHPStan/Rules/DummyCollectorRuleTest.php
index 175a44d686..169528afa8 100644
--- a/tests/PHPStan/Rules/DummyCollectorRuleTest.php
+++ b/tests/PHPStan/Rules/DummyCollectorRuleTest.php
@@ -3,10 +3,12 @@
 namespace PHPStan\Rules;
 
 use PHPStan\Testing\RuleTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 
 /**
  * @extends RuleTestCase<DummyCollectorRule>
  */
+#[CoversNothing]
 class DummyCollectorRuleTest extends RuleTestCase
 {
 
diff --git a/tests/PHPStan/Rules/ScopeFunctionCallStackRuleTest.php b/tests/PHPStan/Rules/ScopeFunctionCallStackRuleTest.php
index e44e1e61a5..fb36b52bf0 100644
--- a/tests/PHPStan/Rules/ScopeFunctionCallStackRuleTest.php
+++ b/tests/PHPStan/Rules/ScopeFunctionCallStackRuleTest.php
@@ -3,11 +3,13 @@
 namespace PHPStan\Rules;
 
 use PHPStan\Testing\RuleTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\Attributes\RequiresPhp;
 
 /**
  * @extends RuleTestCase<ScopeFunctionCallStackRule>
  */
+#[CoversNothing]
 class ScopeFunctionCallStackRuleTest extends RuleTestCase
 {
 
diff --git a/tests/PHPStan/Rules/ScopeFunctionCallStackWithParametersRuleTest.php b/tests/PHPStan/Rules/ScopeFunctionCallStackWithParametersRuleTest.php
index b784adf647..99c7c8eded 100644
--- a/tests/PHPStan/Rules/ScopeFunctionCallStackWithParametersRuleTest.php
+++ b/tests/PHPStan/Rules/ScopeFunctionCallStackWithParametersRuleTest.php
@@ -3,11 +3,13 @@
 namespace PHPStan\Rules;
 
 use PHPStan\Testing\RuleTestCase;
+use PHPUnit\Framework\Attributes\CoversNothing;
 use PHPUnit\Framework\Attributes\RequiresPhp;
 
 /**
  * @extends RuleTestCase<ScopeFunctionCallStackWithParametersRule>
  */
+#[CoversNothing]
 class ScopeFunctionCallStackWithParametersRuleTest extends RuleTestCase
 {