diff --git a/.github/workflows/phpunit.yml b/.github/workflows/phpunit.yml
index caff662..18a5eae 100644
--- a/.github/workflows/phpunit.yml
+++ b/.github/workflows/phpunit.yml
@@ -14,7 +14,5 @@ jobs:
             extensions: sockets, grpc
             os: >-
                 ['ubuntu-latest']
-            php: >-
-                ['8.1', '8.2']
             stability: >-
                 ['prefer-stable']
diff --git a/.github/workflows/psalm.yml b/.github/workflows/psalm.yml
index df570fa..e6940e4 100644
--- a/.github/workflows/psalm.yml
+++ b/.github/workflows/psalm.yml
@@ -13,5 +13,3 @@ jobs:
     with:
       os: >-
         ['ubuntu-latest']
-      php: >-
-        ['8.1']
diff --git a/composer.json b/composer.json
index fac723c..1f49803 100644
--- a/composer.json
+++ b/composer.json
@@ -47,7 +47,7 @@
   "require-dev": {
     "spiral/framework": "^3.0",
     "spiral/testing": "^2.6",
-    "vimeo/psalm": "^5.0"
+    "vimeo/psalm": "^5.17"
   },
   "autoload": {
     "psr-4": {
diff --git a/psalm.xml b/psalm.xml
index 615df74..d4a2702 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -1,9 +1,11 @@
 <?xml version="1.0"?>
 <psalm
-    errorLevel="2"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xmlns="https://getpsalm.org/schema/config"
-    xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
+        errorLevel="2"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xmlns="https://getpsalm.org/schema/config"
+        xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
+        findUnusedBaselineEntry="true"
+        findUnusedCode="false"
 >
     <projectFiles>
         <directory name="src"/>
diff --git a/src/Attribute/AssignWorker.php b/src/Attribute/AssignWorker.php
index 6b2691d..b7f8028 100644
--- a/src/Attribute/AssignWorker.php
+++ b/src/Attribute/AssignWorker.php
@@ -4,11 +4,16 @@
 
 namespace Spiral\TemporalBridge\Attribute;
 
-#[\Attribute(\Attribute::TARGET_CLASS)]
+use Spiral\Attributes\NamedArgumentConstructor;
+
+/**
+ * @psalm-suppress DeprecatedClass
+ */
+#[\Attribute(\Attribute::TARGET_CLASS), NamedArgumentConstructor]
 final class AssignWorker
 {
     public function __construct(
-        public readonly string $name
+        public readonly string $name,
     ) {
     }
 }
diff --git a/src/Dispatcher.php b/src/Dispatcher.php
index 208c0e3..b6db7fa 100644
--- a/src/Dispatcher.php
+++ b/src/Dispatcher.php
@@ -21,7 +21,7 @@ public function __construct(
         private readonly RoadRunnerMode $mode,
         private readonly ReaderInterface $reader,
         private readonly TemporalConfig $config,
-        private readonly Container $container
+        private readonly Container $container,
     ) {
     }
 
@@ -42,9 +42,12 @@ public function serve(): void
         $factory = $this->container->get(WorkerFactoryInterface::class);
         $registry = $this->container->get(WorkersRegistryInterface::class);
 
+        $hasDeclarations = false;
         foreach ($declarations as $type => $declaration) {
             // Worker that listens on a task queue and hosts both workflow and activity implementations.
-            $worker = $registry->get($this->resolveQueueName($declaration));
+            $queueName = $this->resolveQueueName($declaration) ?? $this->config->getDefaultWorker();
+
+            $worker = $registry->get($queueName);
 
             if ($type === WorkflowInterface::class) {
                 // Workflows are stateful. So you need a type to create instances.
@@ -55,23 +58,36 @@ public function serve(): void
                 // Workflows are stateful. So you need a type to create instances.
                 $worker->registerActivity(
                     $declaration->getName(),
-                    fn(ReflectionClass $class): object => $this->container->make($class->getName())
+                    fn(ReflectionClass $class): object => $this->container->make($class->getName()),
                 );
             }
+            $hasDeclarations = true;
+        }
+
+        if (!$hasDeclarations) {
+            $registry->get(WorkerFactoryInterface::DEFAULT_TASK_QUEUE);
         }
 
         // start primary loop
         $factory->run();
     }
 
-    private function resolveQueueName(\ReflectionClass $declaration): string
+    private function resolveQueueName(\ReflectionClass $declaration): ?string
     {
         $assignWorker = $this->reader->firstClassMetadata($declaration, AssignWorker::class);
 
-        if ($assignWorker === null) {
-            return $this->config->getDefaultWorker();
+        if ($assignWorker !== null) {
+            return $assignWorker->name;
+        }
+
+        $parents = $declaration->getInterfaceNames();
+        foreach ($parents as $parent) {
+            $queueName = $this->resolveQueueName(new \ReflectionClass($parent));
+            if ($queueName !== null) {
+                return $queueName;
+            }
         }
 
-        return $assignWorker->name;
+        return null;
     }
 }
diff --git a/tests/src/DispatcherTest.php b/tests/src/DispatcherTest.php
index 29ed66c..75f33b6 100644
--- a/tests/src/DispatcherTest.php
+++ b/tests/src/DispatcherTest.php
@@ -8,34 +8,115 @@
 use Spiral\RoadRunnerBridge\RoadRunnerMode;
 use Spiral\TemporalBridge\Attribute\AssignWorker;
 use Spiral\TemporalBridge\Config\TemporalConfig;
+use Spiral\TemporalBridge\DeclarationLocatorInterface;
 use Spiral\TemporalBridge\Dispatcher;
+use Spiral\TemporalBridge\Tests\App\SomeWorkflow;
+use Spiral\TemporalBridge\WorkersRegistryInterface;
+use Temporal\Worker\WorkerFactoryInterface;
+use Temporal\Worker\WorkerInterface;
+use Temporal\Workflow\WorkflowInterface;
 
 final class DispatcherTest extends TestCase
 {
-    public function testResolvingQueueName(): void
+    private \ReflectionMethod $method;
+    private Dispatcher $dispatcher;
+
+    protected function setUp(): void
     {
-        $dispatcher = new Dispatcher(
+        parent::setUp();
+
+        $this->dispatcher = new Dispatcher(
             RoadRunnerMode::Temporal,
             new AttributeReader(),
             new TemporalConfig(['defaultWorker' => 'foo']),
             $this->getContainer(),
         );
 
-        $ref = new \ReflectionClass($dispatcher);
-        $method = $ref->getMethod('resolveQueueName');
-        $method->setAccessible(true);
+        $ref = new \ReflectionClass($this->dispatcher);
+        $this->method = $ref->getMethod('resolveQueueName');
+        $this->method->setAccessible(true);
+    }
 
-        $queue = $method->invoke(
-            $dispatcher,
-            new \ReflectionClass(ActivityInterfaceWithAttribute::class)
+    public function testResolvingQueueNameWithAttributeOnClass(): void
+    {
+        $queue = $this->method->invoke(
+            $this->dispatcher,
+            new \ReflectionClass(ActivityInterfaceWithAttribute::class),
         );
+
         $this->assertSame('worker1', $queue);
+    }
+
+    public function testResolvingQueueNameWithAttributeOnParentClass(): void
+    {
+        $queue = $this->method->invoke(
+            $this->dispatcher,
+            new \ReflectionClass(ActivityClass::class),
+        );
+
+        $this->assertSame('worker1', $queue);
+    }
+
+    public function testResolvingQueueNameWithoutAttribute(): void
+    {
+        $queue = $this->method->invoke(
+            $this->dispatcher,
+            new \ReflectionClass(ActivityInterfaceWithoutAttribute::class),
+        );
+
+        $this->assertNull($queue);
+    }
+
+    public function testServeWithoutDeclarations(): void
+    {
+        $dispatcher = new Dispatcher(
+            RoadRunnerMode::Temporal,
+            new AttributeReader(),
+            new TemporalConfig(),
+            $this->getContainer(),
+        );
+
+        $locator = $this->mockContainer(DeclarationLocatorInterface::class);
+        $locator->shouldReceive('getDeclarations')->once()->andReturn([]);
+
+        $registry = $this->mockContainer(WorkersRegistryInterface::class);
+        $registry
+            ->shouldReceive('get')
+            ->once()
+            ->with(WorkerFactoryInterface::DEFAULT_TASK_QUEUE)
+            ->andReturn($this->createMock(WorkerInterface::class));
 
-        $queue = $method->invoke(
-            $dispatcher,
-            new \ReflectionClass(ActivityInterfaceWithoutAttribute::class)
+        $factory = $this->mockContainer(WorkerFactoryInterface::class);
+        $factory->shouldReceive('run')->once();
+
+        $dispatcher->serve();
+    }
+
+    public function testServeWithDeclarations(): void
+    {
+        $dispatcher = new Dispatcher(
+            RoadRunnerMode::Temporal,
+            new AttributeReader(),
+            new TemporalConfig(),
+            $this->getContainer(),
         );
-        $this->assertSame('foo', $queue);
+
+        $locator = $this->mockContainer(DeclarationLocatorInterface::class);
+        $locator->shouldReceive('getDeclarations')->once()->andReturn([
+            WorkflowInterface::class => new \ReflectionClass(SomeWorkflow::class),
+        ]);
+
+        $registry = $this->mockContainer(WorkersRegistryInterface::class);
+        $registry
+            ->shouldReceive('get')
+            ->once()
+            ->with('worker2')
+            ->andReturn($this->createMock(WorkerInterface::class));
+
+        $factory = $this->mockContainer(WorkerFactoryInterface::class);
+        $factory->shouldReceive('run')->once();
+
+        $dispatcher->serve();
     }
 }
 
@@ -48,3 +129,7 @@ interface ActivityInterfaceWithAttribute
 interface ActivityInterfaceWithoutAttribute
 {
 }
+
+class ActivityClass implements ActivityInterfaceWithAttribute
+{
+}
diff --git a/tests/src/WorkersRegistryTest.php b/tests/src/WorkersRegistryTest.php
index 1b5879a..e725998 100644
--- a/tests/src/WorkersRegistryTest.php
+++ b/tests/src/WorkersRegistryTest.php
@@ -40,7 +40,7 @@ public function testRegisterWorker(): void
     public function testRegisterWorkerWithExistsName(): void
     {
         $this->expectException(WorkersRegistryException::class);
-        $this->expectErrorMessage('Temporal worker with given name `foo` has already been registered.');
+        $this->expectExceptionMessage('Temporal worker with given name `foo` has already been registered.');
 
         $registry = new WorkersRegistry(
             $this->createMock(WorkerFactoryInterface::class),