diff --git a/src/Event/Value/Test/TestDox.php b/src/Event/Value/Test/TestDox.php
index 2703a368500..9e33718507c 100644
--- a/src/Event/Value/Test/TestDox.php
+++ b/src/Event/Value/Test/TestDox.php
@@ -14,17 +14,21 @@
  *
  * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
  */
-final readonly class TestDox
+final class TestDox
 {
-    private string $prettifiedClassName;
-    private string $prettifiedMethodName;
-    private string $prettifiedAndColorizedMethodName;
+    private readonly string $prettifiedClassName;
 
-    public function __construct(string $prettifiedClassName, string $prettifiedMethodName, string $prettifiedAndColorizedMethodName)
+    /** @var callable */
+    private $prettifiedMethodNameCallable;
+
+    /** @var callable */
+    private $prettifiedAndColorizedMethodNameCallable;
+
+    public function __construct(string $prettifiedClassName, callable $prettifiedMethodNameCallable, callable $prettifiedAndColorizedMethodNameCallable)
     {
-        $this->prettifiedClassName              = $prettifiedClassName;
-        $this->prettifiedMethodName             = $prettifiedMethodName;
-        $this->prettifiedAndColorizedMethodName = $prettifiedAndColorizedMethodName;
+        $this->prettifiedClassName                      = $prettifiedClassName;
+        $this->prettifiedMethodNameCallable             = $prettifiedMethodNameCallable;
+        $this->prettifiedAndColorizedMethodNameCallable = $prettifiedAndColorizedMethodNameCallable;
     }
 
     public function prettifiedClassName(): string
@@ -35,9 +39,9 @@ public function prettifiedClassName(): string
     public function prettifiedMethodName(bool $colorize = false): string
     {
         if ($colorize) {
-            return $this->prettifiedAndColorizedMethodName;
+            return ($this->prettifiedAndColorizedMethodNameCallable)();
         }
 
-        return $this->prettifiedMethodName;
+        return ($this->prettifiedMethodNameCallable)();
     }
 }
diff --git a/src/Event/Value/Test/TestDoxBuilder.php b/src/Event/Value/Test/TestDoxBuilder.php
index ae8f62dad26..a979f28e3c5 100644
--- a/src/Event/Value/Test/TestDoxBuilder.php
+++ b/src/Event/Value/Test/TestDoxBuilder.php
@@ -23,8 +23,8 @@ public static function fromTestCase(TestCase $testCase): TestDox
 
         return new TestDox(
             $prettifier->prettifyTestClassName($testCase::class),
-            $prettifier->prettifyTestCase($testCase, false),
-            $prettifier->prettifyTestCase($testCase, true),
+            static fn () => $prettifier->prettifyTestCase($testCase, false),
+            static fn () => $prettifier->prettifyTestCase($testCase, true),
         );
     }
 
@@ -40,8 +40,8 @@ public static function fromClassNameAndMethodName(string $className, string $met
 
         return new TestDox(
             $prettifier->prettifyTestClassName($className),
-            $prettifiedMethodName,
-            $prettifiedMethodName,
+            static fn () => $prettifiedMethodName,
+            static fn () => $prettifiedMethodName,
         );
     }
 }