diff --git a/src/Maker/Factory/FactoryGenerator.php b/src/Maker/Factory/FactoryGenerator.php
index 76148a4b..02418c9a 100644
--- a/src/Maker/Factory/FactoryGenerator.php
+++ b/src/Maker/Factory/FactoryGenerator.php
@@ -97,6 +97,9 @@ function(string $newClassName) use ($factoryClass) {
             }
         }
 
+        // Should never do this if file/class already exists.
+        // A class_exists($factoryClass), return false, I don't know if it's not part of the autoloader, that the class is not found.
+        // I suspect that it's part of the problem.
         $generator->generateClass(
             $factoryClass,
             __DIR__.'/../../../skeleton/Factory.tpl.php',
diff --git a/tests/Integration/Maker/MakeFactoryTest.php b/tests/Integration/Maker/MakeFactoryTest.php
index 5d8af22d..1df971e8 100644
--- a/tests/Integration/Maker/MakeFactoryTest.php
+++ b/tests/Integration/Maker/MakeFactoryTest.php
@@ -17,6 +17,7 @@
 use Zenstruck\Foundry\Maker\Factory\FactoryGenerator;
 use Zenstruck\Foundry\Tests\Fixture\Document\GenericDocument;
 use Zenstruck\Foundry\Tests\Fixture\Document\WithEmbeddableDocument;
+use Zenstruck\Foundry\Tests\Fixture\Entity\Address;
 use Zenstruck\Foundry\Tests\Fixture\Entity\Category;
 use Zenstruck\Foundry\Tests\Fixture\Entity\Contact;
 use Zenstruck\Foundry\Tests\Fixture\Entity\GenericEntity;
@@ -118,6 +119,28 @@ public function can_create_factory_in_test_dir(): void
         $this->assertFileExists(self::tempFile('tests/Factory/CategoryFactory.php'));
     }
 
+    /**
+     * @test
+     */
+    public function can_create_factory_in_test_dir_with_nested_factory_already_created(): void
+    {
+        if (!\getenv('DATABASE_URL')) {
+            self::markTestSkipped('doctrine/orm not enabled.');
+        }
+
+        $tester = $this->makeFactoryCommandTester();
+
+        $tester->execute(['class' => Contact::class, '--test' => true]);
+
+        $this->assertFileExists(self::tempFile('tests/Factory/ContactFactory.php'));
+        $this->assertFileExists(self::tempFile('tests/Factory/AddressFactory.php'));
+        
+        // here, we're faking multiple calls to `bin/console make:factory`
+        // so it's perfectly acceptable to manually load the newly created class
+        require_once self::tempFile('tests/Factory/AddressFactory.php');
+        $tester->execute(['class' => Address::class, '--test' => true]);
+    }
+
     /**
      * @test
      * @dataProvider scaToolProvider