diff --git a/src/Typeclass/Monoid.php b/src/Typeclass/Monoid.php
index 20bb7f1..bc73332 100644
--- a/src/Typeclass/Monoid.php
+++ b/src/Typeclass/Monoid.php
@@ -5,16 +5,16 @@
 namespace Marcosh\LamPHPda\Typeclass;
 
 /**
- * @psalm-immutable
- *
  * @template A
+ *
+ * @psalm-immutable
  */
 interface Monoid extends Semigroup
 {
     /**
-     * @psalm-pure
-     *
      * @return Monoid<A>
+     *
+     * @psalm-pure
      */
     public static function mempty(): Monoid;
 }