diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7461b59..b414305 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,16 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.0.3] - 2025-01-25
+
+### Changed
+- Upgrade `phpdocumentor/reflection-docblock` from ^5.3 to ^6.0
+- Upgrade `phpdocumentor/type-resolver` from ^1.6.1 to ^2.0
+- Inject `DocBlockFactoryInterface` via constructor in `ReturnEntity`
+
+### Fixed
+- Fix `extractValueType` to correctly return value type for multi-parameter generics (`array<K, V>`)
+
 ## [1.0.1] - 2025-11-23
 
 ### Fixed
@@ -170,6 +180,7 @@ Stable release. Major update to PHP 8 attributes.
 
 Please refer to the git history for changes in earlier versions.
 
+[1.0.3]: https://github.com/ray-di/Ray.MediaQuery/compare/1.0.1...1.0.3
 [1.0.1]: https://github.com/ray-di/Ray.MediaQuery/compare/1.0.0...1.0.1
 [1.0.0]: https://github.com/ray-di/Ray.MediaQuery/compare/1.0.0-rc2...1.0.0
 [1.0.0-rc2]: https://github.com/ray-di/Ray.MediaQuery/compare/1.0.0-rc1...1.0.0-rc2
diff --git a/composer.json b/composer.json
index 598e235..a74fa49 100644
--- a/composer.json
+++ b/composer.json
@@ -17,8 +17,8 @@
         "koriym/csv-entities": "^1.0",
         "koriym/null-object": "^1.0.1",
         "pagerfanta/pagerfanta": "^3.5 || ^4.7",
-        "phpdocumentor/reflection-docblock": "^5.3",
-        "phpdocumentor/type-resolver": "^1.6.1",
+        "phpdocumentor/reflection-docblock": "^6.0",
+        "phpdocumentor/type-resolver": "^2.0",
         "ray/aop": "^2.19",
         "ray/aura-sql-module": "^1.17",
         "ray/di": "^2.19",
diff --git a/src/MediaQueryDbModule.php b/src/MediaQueryDbModule.php
index 72df3bd..928d53e 100644
--- a/src/MediaQueryDbModule.php
+++ b/src/MediaQueryDbModule.php
@@ -5,6 +5,8 @@
 namespace Ray\MediaQuery;
 
 use Override;
+use phpDocumentor\Reflection\DocBlockFactory;
+use phpDocumentor\Reflection\DocBlockFactoryInterface;
 use Ray\Di\AbstractModule;
 use Ray\MediaQuery\Annotation\DbQuery;
 use Ray\MediaQuery\Annotation\Qualifier\FactoryMethod;
@@ -38,6 +40,7 @@ protected function configure(): void
             [DbQueryInterceptor::class],
         );
         $this->bind()->annotatedWith(SqlDir::class)->toInstance($this->configs->sqlDir);
+        $this->bind(DocBlockFactoryInterface::class)->toInstance(DocBlockFactory::createInstance());
         $this->bind(ReturnEntityInterface::class)->to(ReturnEntity::class);
         $this->bind(FetchFactoryInterface::class)->to(FetchFactory::class);
         $this->bind()->annotatedWith(FactoryMethod::class)->toInstance('factory');
diff --git a/src/ReturnEntity.php b/src/ReturnEntity.php
index e8a8a21..b846bba 100644
--- a/src/ReturnEntity.php
+++ b/src/ReturnEntity.php
@@ -6,15 +6,17 @@
 
 use Override;
 use phpDocumentor\Reflection\DocBlock\Tags\Return_;
-use phpDocumentor\Reflection\DocBlockFactory;
+use phpDocumentor\Reflection\DocBlockFactoryInterface;
+use phpDocumentor\Reflection\PseudoTypes\Generic;
+use phpDocumentor\Reflection\Type;
 use phpDocumentor\Reflection\Types\Array_;
-use phpDocumentor\Reflection\Types\Collection;
 use phpDocumentor\Reflection\Types\ContextFactory;
 use phpDocumentor\Reflection\Types\Object_;
 use ReflectionMethod;
 use ReflectionNamedType;
 use ReflectionType;
 
+use function array_key_last;
 use function assert;
 use function class_exists;
 use function is_a;
@@ -22,6 +24,11 @@
 
 final class ReturnEntity implements ReturnEntityInterface
 {
+    public function __construct(
+        private DocBlockFactoryInterface $docBlockFactory,
+    ) {
+    }
+
     /** @inheritDoc  */
     #[Override]
     public function __invoke(ReflectionMethod $method): string|null
@@ -49,17 +56,32 @@ private function getReturnTypeName(ReflectionType $reflectionType): string
         return (string) $reflectionType;
     }
 
+    private function extractValueType(Type|null $type): Type|null
+    {
+        if ($type instanceof Array_) {
+            return $type->getValueType();
+        }
+
+        if ($type instanceof Generic) {
+            $types = $type->getTypes();
+            $lastKey = array_key_last($types);
+
+            return $lastKey !== null ? $types[$lastKey] : null;
+        }
+
+        return null;
+    }
+
     /** @return ?class-string  */
     private function docblock(ReflectionMethod $method): string|null
     {
-        $factory = DocBlockFactory::createInstance();
         $context = (new ContextFactory())->createFromReflector($method);
         $docComment = $method->getDocComment();
         if ($docComment === false) {
             return null;
         }
 
-        $docblock = $factory->create($docComment, $context);
+        $docblock = $this->docBlockFactory->create($docComment, $context);
         $returns = $docblock->getTagsByName('return');
         if (! isset($returns[0])) {
             return null;
@@ -68,11 +90,8 @@ private function docblock(ReflectionMethod $method): string|null
         $return = $returns[0];
         assert($return instanceof Return_);
         $type = $return->getType();
-        if (! $type instanceof Array_ && ! $type instanceof Collection) {
-            return null;
-        }
 
-        $valueType = $type->getValueType();
+        $valueType = $this->extractValueType($type);
         if (! $valueType instanceof Object_) {
             return null;
         }
diff --git a/tests/ReturnTypeTest.php b/tests/ReturnTypeTest.php
index 98740f5..d4cc85a 100644
--- a/tests/ReturnTypeTest.php
+++ b/tests/ReturnTypeTest.php
@@ -4,16 +4,24 @@
 
 namespace Ray\MediaQuery;
 
+use phpDocumentor\Reflection\DocBlockFactory;
 use PHPUnit\Framework\TestCase;
 use Ray\MediaQuery\Entity\FakeEntity;
 use ReflectionMethod;
 
 class ReturnTypeTest extends TestCase
 {
+    private ReturnEntity $returnEntity;
+
+    protected function setUp(): void
+    {
+        $this->returnEntity = new ReturnEntity(DocBlockFactory::createInstance());
+    }
+
     public function testReturnItem(): void
     {
         $method = new ReflectionMethod(new FakeReturn(), 'item');
-        $entity = (new ReturnEntity())($method);
+        $entity = ($this->returnEntity)($method);
 
         $this->assertSame(FakeEntity::class, $entity);
     }
@@ -21,7 +29,7 @@ public function testReturnItem(): void
     public function testReturnList(): void
     {
         $method = new ReflectionMethod(new FakeReturn(), 'list');
-        $entity = (new ReturnEntity())($method);
+        $entity = ($this->returnEntity)($method);
 
         $this->assertSame(FakeEntity::class, $entity);
     }
@@ -29,7 +37,7 @@ public function testReturnList(): void
     public function testNoReturnType(): void
     {
         $method = new ReflectionMethod(new FakeReturn(), 'noReturn');
-        $entity = (new ReturnEntity())($method);
+        $entity = ($this->returnEntity)($method);
 
         $this->assertSame(null, $entity);
     }
@@ -37,7 +45,7 @@ public function testNoReturnType(): void
     public function testnoPhpDoc(): void
     {
         $method = new ReflectionMethod(new FakeReturn(), 'noPhpDoc');
-        $entity = (new ReturnEntity())($method);
+        $entity = ($this->returnEntity)($method);
 
         $this->assertSame(null, $entity);
     }
@@ -45,7 +53,7 @@ public function testnoPhpDoc(): void
     public function testNoPhpDocFakePages(): void
     {
         $method = new ReflectionMethod(new FakeReturn(), 'noPhpDocFakePages');
-        $entity = (new ReturnEntity())($method);
+        $entity = ($this->returnEntity)($method);
 
         $this->assertSame(null, $entity);
     }
@@ -53,7 +61,7 @@ public function testNoPhpDocFakePages(): void
     public function testNoReturnDoc(): void
     {
         $method = new ReflectionMethod(new FakeReturn(), 'noReturnDoc');
-        $entity = (new ReturnEntity())($method);
+        $entity = ($this->returnEntity)($method);
 
         $this->assertSame(null, $entity);
     }
@@ -61,7 +69,7 @@ public function testNoReturnDoc(): void
     public function testNoReturnDocFakePages(): void
     {
         $method = new ReflectionMethod(new FakeReturn(), 'noReturnDocFakePages');
-        $entity = (new ReturnEntity())($method);
+        $entity = ($this->returnEntity)($method);
 
         $this->assertSame(null, $entity);
     }
@@ -69,7 +77,7 @@ public function testNoReturnDocFakePages(): void
     public function testNonEntityGeneric(): void
     {
         $method = new ReflectionMethod(new FakeReturn(), 'nonEntityGeneric');
-        $entity = (new ReturnEntity())($method);
+        $entity = ($this->returnEntity)($method);
 
         $this->assertSame(null, $entity);
     }
@@ -77,7 +85,7 @@ public function testNonEntityGeneric(): void
     public function testInvalidReturnType(): void
     {
         $method = new ReflectionMethod(new FakeReturn(), 'invalidReturnType');
-        $entity = (new ReturnEntity())($method);
+        $entity = ($this->returnEntity)($method);
 
         $this->assertSame(null, $entity);
     }
@@ -85,7 +93,7 @@ public function testInvalidReturnType(): void
     public function testReturnArray(): void
     {
         $method = new ReflectionMethod(new FakeReturn(), 'returnArray');
-        $entity = (new ReturnEntity())($method);
+        $entity = ($this->returnEntity)($method);
 
         $this->assertSame(null, $entity);
     }