diff --git a/README.md b/README.md
index 2e72040..13bda08 100644
--- a/README.md
+++ b/README.md
@@ -227,6 +227,9 @@ final class UserProfileFactory implements \Devanych\Di\FactoryInterface
 
 $container->setMultiple([
     UserProfile::class => UserProfileFactory::class,
+    // Or without autowiring
+    // UserProfile::class => fn => UserProfileFactory(),
+    // UserProfile::class => new UserProfileFactory(),
     'user_name' => 'Alexander',
     'user_age' => 40,
 ]);
diff --git a/src/Container.php b/src/Container.php
index bc6075f..cc33137 100644
--- a/src/Container.php
+++ b/src/Container.php
@@ -10,12 +10,10 @@
 use Psr\Container\ContainerInterface;
 use ReflectionClass;
 use ReflectionException;
-use Throwable;
 
 use function array_key_exists;
 use function class_exists;
 use function gettype;
-use function in_array;
 use function is_string;
 use function sprintf;
 
@@ -84,7 +82,7 @@ public function get($id)
             return $this->instances[$id];
         }
 
-        $this->instances[$id] = $this->createInstance($id);
+        $this->instances[$id] = $this->getNew($id);
         return $this->instances[$id];
     }
 
@@ -95,10 +93,17 @@ public function get($id)
      * @return mixed
      * @throws NotFoundException If not found definition in the container.
      * @throws ContainerException If unable to create instance.
+     * @psalm-suppress MixedAssignment
      */
     public function getNew(string $id)
     {
-        return $this->createInstance($id);
+        $instance = $this->createInstance($id);
+
+        if ($instance instanceof FactoryInterface) {
+            return $instance->create($this);
+        }
+
+        return $instance;
     }
 
     /**
@@ -161,10 +166,13 @@ private function createInstance(string $id)
     /**
      * Create object by class name.
      *
+     * If the object has dependencies in the constructor, it tries to create them too.
+     *
      * @param string $className
      * @return object
      * @throws ContainerException If unable to create object.
      * @psalm-suppress ArgumentTypeCoercion
+     * @psalm-suppress MixedAssignment
      */
     private function createObject(string $className): object
     {
@@ -174,33 +182,6 @@ private function createObject(string $className): object
             throw new ContainerException(sprintf('Unable to create object `%s`.', $className), 0, $e);
         }
 
-        if (in_array(FactoryInterface::class, $reflection->getInterfaceNames(), true)) {
-            try {
-                /** @var FactoryInterface $factory */
-                $factory = $this->getObjectFromReflection($reflection);
-                return $factory->create($this);
-            } catch (ContainerException $e) {
-                throw $e;
-            } catch (Throwable $e) {
-                throw new ContainerException(sprintf('Unable to create object `%s`.', $className), 0, $e);
-            }
-        }
-
-        return $this->getObjectFromReflection($reflection);
-    }
-
-    /**
-     * Create object from reflection.
-     *
-     * If the object has dependencies in the constructor, it tries to create them too.
-     *
-     * @param ReflectionClass $reflection
-     * @return object
-     * @throws ContainerException If unable to create object.
-     * @psalm-suppress MixedAssignment
-     */
-    private function getObjectFromReflection(ReflectionClass $reflection): object
-    {
         if (($constructor = $reflection->getConstructor()) === null) {
             return $reflection->newInstance();
         }
diff --git a/src/FactoryInterface.php b/src/FactoryInterface.php
index ad72f55..456b20c 100644
--- a/src/FactoryInterface.php
+++ b/src/FactoryInterface.php
@@ -16,32 +16,29 @@ interface FactoryInterface
      * Example of use:
      *
      * ```php
+     * use Devanych\Di\Container;
+     * use Devanych\Di\FactoryInterface;
+     * use Psr\Container\ContainerInterface;
+     *
      * // Example of an ApplicationFactory test class:
-     * final class ApplicationFactory implements \Devanych\Di\FactoryInterface
+     * final class ApplicationFactory implements FactoryInterface
      * {
-     *     public ?string $environment;
-     *
-     *     public function __construct(string $environment = null)
-     *     {
-     *         $this->environment = $environment;
-     *     }
-     *
      *     public function create(ContainerInterface $container): Application
      *     {
      *         return new Application(
      *             $container->get(Router::class),
      *             $container->get(EmitterInterface::class),
-     *             $this->environment ?? $container->get('environment'),
+     *             $container->get('environment'),
      *         );
      *     }
      * }
      *
      * // Example of setting dependencies:
-     * $container = new \Devanych\Di\Container([
+     * $container = new Container([
      *     'environment' => 'development',
      *     Application::class => ApplicationFactory::class,
-     *     Router::class => RouterFactory::class,
-     *     EmitterInterface::class => EmitterFactory::class,
+     *     Router::class => fn() => new RouterFactory(),
+     *     EmitterInterface::class => new EmitterFactory(),
      * ]);
      *
      * // Creating an Application instance:
diff --git a/tests/ContainerTest.php b/tests/ContainerTest.php
index 09be92d..a6b2c4c 100644
--- a/tests/ContainerTest.php
+++ b/tests/ContainerTest.php
@@ -135,10 +135,23 @@ public function testGetSameObject(): void
         $this->assertSame($instance1, $instance2);
     }
 
-    public function testGetSameObjectFromFactory(): void
+    public function factoryDataProvider(): array
+    {
+        return [
+            'factory-class-name' => [DummyFactory::class],
+            'factory-callable' => [fn() => new DummyFactory()],
+            'factory-object' => [new DummyFactory()],
+        ];
+    }
+
+    /**
+     * @dataProvider factoryDataProvider
+     * @param $factory
+     */
+    public function testGetSameObjectFromFactory($factory): void
     {
         $container = new Container();
-        $container->set(DummyData::class, DummyFactory::class);
+        $container->set(DummyData::class, $factory);
 
         $this->assertNotNull($instance1 = $container->get(DummyData::class));
         $this->assertNotNull($instance2 = $container->get(DummyData::class));