diff --git a/build/target-repository/e2e/rector-prefixed-rule-test/utils/rector/src/Rector/RenameSimpleRector.php b/build/target-repository/e2e/rector-prefixed-rule-test/utils/rector/src/Rector/RenameSimpleRector.php
index 550fcc1e50d..298e3ba9956 100644
--- a/build/target-repository/e2e/rector-prefixed-rule-test/utils/rector/src/Rector/RenameSimpleRector.php
+++ b/build/target-repository/e2e/rector-prefixed-rule-test/utils/rector/src/Rector/RenameSimpleRector.php
@@ -10,7 +10,7 @@
 use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
 
 /**
- * @see \Utils\Rector\Tests\Rector\RenameSimpleRectorTest
+ * @see \Rector\Tests\TypeDeclaration\Rector\RenameSimpleRectorTest
  */
 final class RenameSimpleRector extends AbstractRector
 {
diff --git a/build/target-repository/e2e/rector-prefixed-rule-test/utils/rector/tests/Rector/RenameSimpleRector/RenameSimpleRectorTest.php b/build/target-repository/e2e/rector-prefixed-rule-test/utils/rector/tests/Rector/RenameSimpleRector/RenameSimpleRectorTest.php
index 0c91d6fa217..67e7f1e9e34 100644
--- a/build/target-repository/e2e/rector-prefixed-rule-test/utils/rector/tests/Rector/RenameSimpleRector/RenameSimpleRectorTest.php
+++ b/build/target-repository/e2e/rector-prefixed-rule-test/utils/rector/tests/Rector/RenameSimpleRector/RenameSimpleRectorTest.php
@@ -2,7 +2,7 @@
 
 declare(strict_types=1);
 
-namespace Utils\Rector\Tests\Rector\RenameSimpleRector;
+namespace Rector\Tests\TypeDeclaration\Rector\RenameSimpleRector;
 
 use Iterator;
 use Rector\Testing\PHPUnit\AbstractRectorTestCase;
diff --git a/composer.json b/composer.json
index 4112cbdc32e..7c8c5ff8e91 100644
--- a/composer.json
+++ b/composer.json
@@ -56,7 +56,7 @@
         "symplify/rule-doc-generator": "^12.2.2",
         "symplify/vendor-patches": "^11.3",
         "tomasvotruba/class-leak": "^0.2.15",
-        "tomasvotruba/unused-public": "^0.3.9",
+        "tomasvotruba/unused-public": "^0.3.10",
         "tracy/tracy": "^2.9"
     },
     "replace": {
diff --git a/rules-tests/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector/Fixture/some_fixture.php.inc b/rules-tests/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector/Fixture/some_fixture.php.inc
index 31b5ea97d2c..a3476eb9a85 100644
--- a/rules-tests/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector/Fixture/some_fixture.php.inc
+++ b/rules-tests/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector/Fixture/some_fixture.php.inc
@@ -1,9 +1,9 @@
 <?php
 
-namespace Utils\Rector\Tests\Rector\TypedPropertyFromAssignedMockRector\Fixture;
+namespace Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector\Fixture;
 
 use PHPUnit\Framework\TestCase;
-use Utils\Rector\Tests\Rector\TypedPropertyFromAssignedMockRector\Source\SomeMockedClass;
+use Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector\Source\SomeMockedClass;
 
 class SomeTest extends TestCase
 {
@@ -19,10 +19,10 @@ class SomeTest extends TestCase
 -----
 <?php
 
-namespace Utils\Rector\Tests\Rector\TypedPropertyFromAssignedMockRector\Fixture;
+namespace Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector\Fixture;
 
 use PHPUnit\Framework\TestCase;
-use Utils\Rector\Tests\Rector\TypedPropertyFromAssignedMockRector\Source\SomeMockedClass;
+use Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector\Source\SomeMockedClass;
 
 class SomeTest extends TestCase
 {
diff --git a/rules-tests/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector/Fixture/with_finalized_type.php.inc b/rules-tests/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector/Fixture/with_finalized_type.php.inc
index 38419f0834f..824d550d953 100644
--- a/rules-tests/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector/Fixture/with_finalized_type.php.inc
+++ b/rules-tests/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector/Fixture/with_finalized_type.php.inc
@@ -1,10 +1,10 @@
 <?php
 
-namespace Utils\Rector\Tests\Rector\TypedPropertyFromAssignedMockRector\Fixture;
+namespace Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector\Fixture;
 
 use PHPUnit\Framework\TestCase;
-use Utils\Rector\Tests\Rector\TypedPropertyFromAssignedMockRector\Source\SomeFinalizedMockedClass;
-use Utils\Rector\Tests\Rector\TypedPropertyFromAssignedMockRector\Source\SomeMockedClass;
+use Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector\Source\SomeFinalizedMockedClass;
+use Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector\Source\SomeMockedClass;
 
 class WithFinalizedType extends TestCase
 {
@@ -20,11 +20,11 @@ class WithFinalizedType extends TestCase
 -----
 <?php
 
-namespace Utils\Rector\Tests\Rector\TypedPropertyFromAssignedMockRector\Fixture;
+namespace Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector\Fixture;
 
 use PHPUnit\Framework\TestCase;
-use Utils\Rector\Tests\Rector\TypedPropertyFromAssignedMockRector\Source\SomeFinalizedMockedClass;
-use Utils\Rector\Tests\Rector\TypedPropertyFromAssignedMockRector\Source\SomeMockedClass;
+use Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector\Source\SomeFinalizedMockedClass;
+use Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector\Source\SomeMockedClass;
 
 class WithFinalizedType extends TestCase
 {
diff --git a/rules-tests/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector/TypedPropertyFromCreateMockAssignRectorTest.php b/rules-tests/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector/TypedPropertyFromCreateMockAssignRectorTest.php
index 686ba3e2794..7af43af9588 100644
--- a/rules-tests/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector/TypedPropertyFromCreateMockAssignRectorTest.php
+++ b/rules-tests/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector/TypedPropertyFromCreateMockAssignRectorTest.php
@@ -4,6 +4,7 @@
 
 namespace Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector;
 
+use Iterator;
 use PHPUnit\Framework\Attributes\DataProvider;
 use Rector\Testing\PHPUnit\AbstractRectorTestCase;
 
@@ -15,7 +16,7 @@ public function test(string $filePath): void
         $this->doTestFile($filePath);
     }
 
-    public static function provideData(): \Iterator
+    public static function provideData(): Iterator
     {
         return self::yieldFilesFromDirectory(__DIR__ . '/Fixture');
     }
diff --git a/rules/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector.php b/rules/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector.php
index 85c53247dc3..a6abff3e9b0 100644
--- a/rules/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector.php
+++ b/rules/TypeDeclaration/Rector/Class_/TypedPropertyFromCreateMockAssignRector.php
@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Rector\TypeDeclaration\Rector\Class_;
 
 use PhpParser\Node;
@@ -19,7 +21,7 @@
 use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
 
 /**
- * @see \Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector\TypedPropertyFromCreateMockAssignRectorTest
+ * @see \Rector\Tests\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector\Class_\TypedPropertyFromCreateMockAssignRectorTest
  */
 final class TypedPropertyFromCreateMockAssignRector extends AbstractRector implements MinPhpVersionInterface
 {
@@ -34,7 +36,7 @@ final class TypedPropertyFromCreateMockAssignRector extends AbstractRector imple
     private const MOCK_OBJECT_CLASS = 'PHPUnit\Framework\MockObject\MockObject';
 
     public function __construct(
-        private ClassMethodPropertyFetchManipulator $classMethodPropertyFetchManipulator
+        private readonly ClassMethodPropertyFetchManipulator $classMethodPropertyFetchManipulator
     ) {
     }
 
@@ -51,7 +53,7 @@ public function getNodeTypes(): array
     /**
      * @param Class_ $node
      */
-    public function refactor(Node $node)
+    public function refactor(Node $node): ?Node
     {
         if (! $this->isObjectType($node, new ObjectType(self::TEST_CASE_CLASS))) {
             return null;
diff --git a/src/Config/Level/TypeDeclarationLevel.php b/src/Config/Level/TypeDeclarationLevel.php
index 04182730069..7193af0bc3b 100644
--- a/src/Config/Level/TypeDeclarationLevel.php
+++ b/src/Config/Level/TypeDeclarationLevel.php
@@ -11,6 +11,7 @@
 use Rector\TypeDeclaration\Rector\Class_\MergeDateTimePropertyTypeDeclarationRector;
 use Rector\TypeDeclaration\Rector\Class_\PropertyTypeFromStrictSetterGetterRector;
 use Rector\TypeDeclaration\Rector\Class_\ReturnTypeFromStrictTernaryRector;
+use Rector\TypeDeclaration\Rector\Class_\TypedPropertyFromCreateMockAssignRector;
 use Rector\TypeDeclaration\Rector\Class_\TypedPropertyFromJMSSerializerAttributeTypeRector;
 use Rector\TypeDeclaration\Rector\ClassMethod\AddMethodCallBasedStrictParamTypeRector;
 use Rector\TypeDeclaration\Rector\ClassMethod\AddParamTypeBasedOnPHPUnitDataProviderRector;
@@ -68,6 +69,8 @@ final class TypeDeclarationLevel
         AddTestsVoidReturnTypeWhereNoReturnRector::class,
 
         ReturnTypeFromMockObjectRector::class,
+        TypedPropertyFromCreateMockAssignRector::class,
+
         AddArrowFunctionReturnTypeRector::class,
         BoolReturnTypeFromBooleanConstReturnsRector::class,
         ReturnTypeFromStrictNewArrayRector::class,
diff --git a/templates/custom-rule/utils/rector/src/Rector/__Name__.php b/templates/custom-rule/utils/rector/src/Rector/__Name__.php
index f3b9e64e45e..d4bf30ee82b 100644
--- a/templates/custom-rule/utils/rector/src/Rector/__Name__.php
+++ b/templates/custom-rule/utils/rector/src/Rector/__Name__.php
@@ -10,7 +10,7 @@
 use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
 
 /**
- * @see \Utils\Rector\Tests\Rector\__Name__\__Name__Test
+ * @see \Rector\Tests\TypeDeclaration\Rector\__Name__\__Name__Test
  */
 final class __Name__ extends AbstractRector
 {
diff --git a/templates/custom-rule/utils/rector/tests/Rector/__Name__/Fixture/some_class.php.inc b/templates/custom-rule/utils/rector/tests/Rector/__Name__/Fixture/some_class.php.inc
index 0a911527b42..6cf9dc365f0 100644
--- a/templates/custom-rule/utils/rector/tests/Rector/__Name__/Fixture/some_class.php.inc
+++ b/templates/custom-rule/utils/rector/tests/Rector/__Name__/Fixture/some_class.php.inc
@@ -1,6 +1,6 @@
 <?php
 
-namespace Utils\Rector\Tests\Rector\__Name__\Fixture;
+namespace Rector\Tests\TypeDeclaration\Rector\__Name__\Fixture;
 
 // @todo fill code before
 
@@ -8,7 +8,7 @@ namespace Utils\Rector\Tests\Rector\__Name__\Fixture;
 -----
 <?php
 
-namespace Utils\Rector\Tests\Rector\__Name__\Fixture;
+namespace Rector\Tests\TypeDeclaration\Rector\__Name__\Fixture;
 
 // @todo fill code after
 
diff --git a/templates/custom-rule/utils/rector/tests/Rector/__Name__/__Name__Test.php b/templates/custom-rule/utils/rector/tests/Rector/__Name__/__Name__Test.php
index 069eca67eb6..370713d87a3 100644
--- a/templates/custom-rule/utils/rector/tests/Rector/__Name__/__Name__Test.php
+++ b/templates/custom-rule/utils/rector/tests/Rector/__Name__/__Name__Test.php
@@ -2,7 +2,7 @@
 
 declare(strict_types=1);
 
-namespace Utils\Rector\Tests\Rector\__Name__;
+namespace Rector\Tests\TypeDeclaration\Rector\__Name__;
 
 use PHPUnit\Framework\Attributes\DataProvider;
 use Rector\Testing\PHPUnit\AbstractRectorTestCase;
diff --git a/templates/custom-rules-annotations/utils/rector/tests/Rector/__Name__/__Name__Test.php b/templates/custom-rules-annotations/utils/rector/tests/Rector/__Name__/__Name__Test.php
index 3e252b5f7cf..6cad0044274 100644
--- a/templates/custom-rules-annotations/utils/rector/tests/Rector/__Name__/__Name__Test.php
+++ b/templates/custom-rules-annotations/utils/rector/tests/Rector/__Name__/__Name__Test.php
@@ -2,7 +2,7 @@
 
 declare(strict_types=1);
 
-namespace Utils\Rector\Tests\Rector\__Name__;
+namespace Rector\Tests\TypeDeclaration\Rector\__Name__;
 
 use Rector\Testing\PHPUnit\AbstractRectorTestCase;