diff --git a/src/SerializerInterface.php b/src/SerializerInterface.php
index 6c07d27..5252987 100644
--- a/src/SerializerInterface.php
+++ b/src/SerializerInterface.php
@@ -20,7 +20,7 @@ public function serialize(mixed $data): string;
      * Deserializes data into the given type.
      *
      * @template TObject of object
-     * @template TType of null|class-string<TObject>
+     * @template TType of null|class-string<TObject>|string
      *
      * @psalm-param TType $type
      *