diff --git a/tests/Fixtures/PropertyInSetterAndConstructor/ChildObject.php b/tests/Fixtures/PropertyInSetterAndConstructor/ChildObject.php
new file mode 100644
index 0000000..3942ddc
--- /dev/null
+++ b/tests/Fixtures/PropertyInSetterAndConstructor/ChildObject.php
@@ -0,0 +1,32 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of rekalogika/mapper package.
+ *
+ * (c) Priyadi Iman Nurcahyo <https://rekalogika.dev>
+ *
+ * For the full copyright and license information, please view the LICENSE file
+ * that was distributed with this source code.
+ */
+
+namespace Rekalogika\Mapper\Tests\Fixtures\PropertyInSetterAndConstructor;
+
+class ChildObject
+{
+    public function __construct(
+        private string $a,
+    ) {
+    }
+
+    public function getA(): string
+    {
+        return $this->a;
+    }
+
+    public function setA(string $a): void
+    {
+        $this->a = $a;
+    }
+}
diff --git a/tests/Fixtures/PropertyInSetterAndConstructor/ChildObjectDto.php b/tests/Fixtures/PropertyInSetterAndConstructor/ChildObjectDto.php
new file mode 100644
index 0000000..e4da05d
--- /dev/null
+++ b/tests/Fixtures/PropertyInSetterAndConstructor/ChildObjectDto.php
@@ -0,0 +1,20 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of rekalogika/mapper package.
+ *
+ * (c) Priyadi Iman Nurcahyo <https://rekalogika.dev>
+ *
+ * For the full copyright and license information, please view the LICENSE file
+ * that was distributed with this source code.
+ */
+
+namespace Rekalogika\Mapper\Tests\Fixtures\PropertyInSetterAndConstructor;
+
+/** @psalm-suppress MissingConstructor */
+class ChildObjectDto
+{
+    public string $a;
+}
diff --git a/tests/Fixtures/PropertyInSetterAndConstructor/ParentObject.php b/tests/Fixtures/PropertyInSetterAndConstructor/ParentObject.php
new file mode 100644
index 0000000..51c7e2d
--- /dev/null
+++ b/tests/Fixtures/PropertyInSetterAndConstructor/ParentObject.php
@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of rekalogika/mapper package.
+ *
+ * (c) Priyadi Iman Nurcahyo <https://rekalogika.dev>
+ *
+ * For the full copyright and license information, please view the LICENSE file
+ * that was distributed with this source code.
+ */
+
+namespace Rekalogika\Mapper\Tests\Fixtures\PropertyInSetterAndConstructor;
+
+class ParentObject
+{
+    public function __construct(
+        private string $name,
+        private ChildObject $child,
+    ) {
+    }
+
+    public function getChild(): ChildObject
+    {
+        return $this->child;
+    }
+
+    public function setChild(ChildObject $child): void
+    {
+        $this->child = $child;
+    }
+
+    public function getName(): string
+    {
+        return $this->name;
+    }
+
+    public function setName(string $name): void
+    {
+        $this->name = $name;
+    }
+}
diff --git a/tests/Fixtures/PropertyInSetterAndConstructor/ParentObjectDto.php b/tests/Fixtures/PropertyInSetterAndConstructor/ParentObjectDto.php
new file mode 100644
index 0000000..44c9fc1
--- /dev/null
+++ b/tests/Fixtures/PropertyInSetterAndConstructor/ParentObjectDto.php
@@ -0,0 +1,21 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of rekalogika/mapper package.
+ *
+ * (c) Priyadi Iman Nurcahyo <https://rekalogika.dev>
+ *
+ * For the full copyright and license information, please view the LICENSE file
+ * that was distributed with this source code.
+ */
+
+namespace Rekalogika\Mapper\Tests\Fixtures\PropertyInSetterAndConstructor;
+
+/** @psalm-suppress MissingConstructor */
+class ParentObjectDto
+{
+    public string $name;
+    public ChildObjectDto $child;
+}
diff --git a/tests/IntegrationTest/PropertyInSetterAndConstructorTest.php b/tests/IntegrationTest/PropertyInSetterAndConstructorTest.php
new file mode 100644
index 0000000..def2cda
--- /dev/null
+++ b/tests/IntegrationTest/PropertyInSetterAndConstructorTest.php
@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of rekalogika/mapper package.
+ *
+ * (c) Priyadi Iman Nurcahyo <https://rekalogika.dev>
+ *
+ * For the full copyright and license information, please view the LICENSE file
+ * that was distributed with this source code.
+ */
+
+namespace Rekalogika\Mapper\Tests\IntegrationTest;
+
+use Rekalogika\Mapper\Tests\Common\FrameworkTestCase;
+use Rekalogika\Mapper\Tests\Fixtures\PropertyInSetterAndConstructor\ChildObject;
+use Rekalogika\Mapper\Tests\Fixtures\PropertyInSetterAndConstructor\ChildObjectDto;
+use Rekalogika\Mapper\Tests\Fixtures\PropertyInSetterAndConstructor\ParentObject;
+use Rekalogika\Mapper\Tests\Fixtures\PropertyInSetterAndConstructor\ParentObjectDto;
+
+class PropertyInSetterAndConstructorTest extends FrameworkTestCase
+{
+    public function testIssue57(): void
+    {
+        $dto = new ParentObjectDto();
+        $dto->name = 'dto-name';
+        $dto->child = new ChildObjectDto();
+        $dto->child->a = 'dto-a';
+
+        $entity = $this->mapper->map($dto, ParentObject::class);
+
+        $this->assertSame('dto-name', $entity->getName());
+        $this->assertSame('dto-a', $entity->getChild()->getA());
+    }
+
+    public function testIssue57Preinitialized(): void
+    {
+        $dto = new ParentObjectDto();
+        $dto->name = 'dto-name';
+        $dto->child = new ChildObjectDto();
+        $dto->child->a = 'dto-a';
+
+        $entity =  new ParentObject('entity-name', new ChildObject('entity-a'));
+        $this->mapper->map($dto, $entity);
+
+        $this->assertSame('dto-name', $entity->getName());
+        $this->assertSame('dto-a', $entity->getChild()->getA());
+    }
+}