diff --git a/tests/Compiler/Mapper/Object/Data/HierarchicalWithEnumParentInput.php b/tests/Compiler/Mapper/Object/Data/HierarchicalWithEnumParentInput.php
index 47f4541..2cfa402 100644
--- a/tests/Compiler/Mapper/Object/Data/HierarchicalWithEnumParentInput.php
+++ b/tests/Compiler/Mapper/Object/Data/HierarchicalWithEnumParentInput.php
@@ -7,7 +7,7 @@
 #[Discriminator(
     'type',
     mapping: [
-        HierarchicalWithEnumType::ChildOne->value => HierarchicalWithEnumChildInput::class,
+        'childOne' => HierarchicalWithEnumChildInput::class,
     ],
 )]
 abstract class HierarchicalWithEnumParentInput
diff --git a/tests/Compiler/MapperFactory/Data/AnimalInput.php b/tests/Compiler/MapperFactory/Data/AnimalInput.php
index 1d1fff3..519000d 100644
--- a/tests/Compiler/MapperFactory/Data/AnimalInput.php
+++ b/tests/Compiler/MapperFactory/Data/AnimalInput.php
@@ -7,8 +7,8 @@
 #[Discriminator(
     'type',
     mapping: [
-        AnimalType::Cat->value => AnimalCatInput::class,
-        AnimalType::Dog->value => AnimalDogInput::class,
+        'cat' => AnimalCatInput::class,
+        'dog' => AnimalDogInput::class,
     ],
 )]
 abstract class AnimalInput