diff --git a/composer.json b/composer.json
index 3d6874e..3c12ac8 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
   "name": "yzen.dev/plain-to-class",
-  "version": "3.0.2",
+  "version": "3.0.3",
   "description": "Class-transformer to transform your dataset into a structured object",
   "minimum-stability": "dev",
   "prefer-stable": true,
diff --git a/composer.lock b/composer.lock
index 43ff397..bc4682e 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "5a0b6ab9a620c712b6b5c2c8cc3bc364",
+    "content-hash": "38393cf49708cbd2c627803180a174c8",
     "packages": [],
     "packages-dev": [
         {
diff --git a/src/ValueCasting.php b/src/ValueCasting.php
index add0973..bebe006 100644
--- a/src/ValueCasting.php
+++ b/src/ValueCasting.php
@@ -47,7 +47,7 @@ public function __construct(ReflectionProperty $property, HydratorConfig $config
      */
     public function castAttribute(mixed $value): mixed
     {
-        if ($this->property->type->isNullable && empty($value)) {
+        if ($this->property->type->isNullable && $value === null) {
             return null;
         }
 
diff --git a/tests/Units/ValueCastingTest.php b/tests/Units/ValueCastingTest.php
index ba563ac..320edd0 100644
--- a/tests/Units/ValueCastingTest.php
+++ b/tests/Units/ValueCastingTest.php
@@ -50,19 +50,19 @@ public function testCreateProperty(): void
         
         
         $caster = new ValueCasting(new RuntimeReflectionProperty(new \ReflectionProperty(TypesDto::class, 'nullableInt')));
-        $value = $caster->castAttribute('');
+        $value = $caster->castAttribute(null);
         $this->assertNull($value);
 
         $caster = new ValueCasting(new RuntimeReflectionProperty(new \ReflectionProperty(TypesDto::class, 'nullableString')));
-        $value = $caster->castAttribute('');
+        $value = $caster->castAttribute(null);
         $this->assertNull($value);
 
         $caster = new ValueCasting(new RuntimeReflectionProperty(new \ReflectionProperty(TypesDto::class, 'nullableFloat')));
-        $value = $caster->castAttribute('');
+        $value = $caster->castAttribute(null);
         $this->assertNull($value);
 
         $caster = new ValueCasting(new RuntimeReflectionProperty(new \ReflectionProperty(TypesDto::class, 'nullableBool')));
-        $value = $caster->castAttribute('');
+        $value = $caster->castAttribute(null);
         $this->assertNull($value);
     }