diff --git a/src/Bean.php b/src/Bean.php
index 70422e7..5ae3c0a 100644
--- a/src/Bean.php
+++ b/src/Bean.php
@@ -186,8 +186,8 @@ protected function initiateProperties() : void
                     $this->{$name} = \Infinityloop\Utils\Json::fromString($value);
 
                     break;
-                case \Infinityloop\CoolBeans\PrimaryKey\IntPrimaryKey::class:
-                    $this->{$name} = new \Infinityloop\CoolBeans\PrimaryKey\IntPrimaryKey($value);
+                case \CoolBeans\PrimaryKey\IntPrimaryKey::class:
+                    $this->{$name} = new \CoolBeans\PrimaryKey\IntPrimaryKey($value);
 
                     break;
                 default:
diff --git a/tests/Unit/BeanTest.php b/tests/Unit/BeanTest.php
index 08dd3f7..f777a8d 100644
--- a/tests/Unit/BeanTest.php
+++ b/tests/Unit/BeanTest.php
@@ -160,16 +160,18 @@ public function testInitiateProperties() : void
         $activeRowMock->expects('offsetGet')->with('activated')->andReturn(1);
         $activeRowMock->expects('offsetGet')->with('inactive')->andReturn(0);
         $activeRowMock->expects('offsetGet')->with('json')->andReturn('{"id":"1"}');
+        $activeRowMock->expects('offsetGet')->with('intPrimaryKey')->andReturn(10);
 
         $activeRowMock->expects('getPrimary')->with(false)->andReturn(['id' => $this->activeRowData['id']]);
 
         $beanInstance = new class($activeRowMock) extends \CoolBeans\Bean {
             public int $id;
             public bool $active = true;
-            public bool $ready;
+            public ?bool $ready;
             public bool $activated;
             public bool $inactive;
             public \Infinityloop\Utils\Json $json;
+            public \CoolBeans\PrimaryKey\IntPrimaryKey $intPrimaryKey;
         };
 
         self::assertEquals($this->activeRowData['id'], $beanInstance->offsetGet('id'));
@@ -180,6 +182,7 @@ public function testInitiateProperties() : void
         self::assertInstanceOf(\Infinityloop\Utils\Json::class, $beanInstance->offsetGet('json'));
         self::assertEquals(['id' => '1'], $beanInstance->offsetGet('json')->toArray());
         self::assertEquals(true, (new \ReflectionMethod(\CoolBeans\Bean::class, 'initiateProperties'))->isProtected());
+        self::assertEquals(10, $beanInstance->offsetGet('intPrimaryKey')->getValue());
     }
 
     public function testInitiatePropertiesPropertyWithoutType() : void
@@ -196,6 +199,20 @@ public function testInitiatePropertiesPropertyWithoutType() : void
         };
     }
 
+    public function testInitiatePropertiesPropertyWithoutNullable() : void
+    {
+        $activeRowMock = \Mockery::mock(\Nette\Database\Table\ActiveRow::class);
+        $activeRowMock->expects('offsetGet')->with('nulled')->andReturn(null);
+        $activeRowMock->expects('getPrimary')->with(false)->andReturn(['id' => $this->activeRowData['id']]);
+
+        $this->expectException(\CoolBeans\Exception\NonNullableType::class);
+        $this->expectExceptionMessage('Property [nulled] does not have nullable type.');
+
+        new class($activeRowMock) extends \CoolBeans\Bean {
+            public bool $nulled;
+        };
+    }
+
     public function testValidateMissingColumns() : void
     {
         $activeRowMock = \Mockery::mock(\Nette\Database\Table\ActiveRow::class);