diff --git a/src/Psl/Result/Failure.php b/src/Psl/Result/Failure.php
index df40d11b..4e57b9a1 100644
--- a/src/Psl/Result/Failure.php
+++ b/src/Psl/Result/Failure.php
@@ -47,11 +47,11 @@ public function getResult(): void
     /**
      * Unwrap the Result if it is succeeded or return $default value.
      *
-     * @param D $default
+     * @template D
      *
-     * @return T|D
+     * @param D $default
      *
-     * @template D
+     * @return D
      */
     public function unwrapOr(mixed $default): mixed
     {