From 4c03c1ee55acfe5c84c8e7d5d2a6c3337ebb26a7 Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Thu, 10 Sep 2020 20:40:12 +0200
Subject: [PATCH] fix typehint

---
 Models/Promotion.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Models/Promotion.php b/Models/Promotion.php
index ca0921c..dec0e56 100755
--- a/Models/Promotion.php
+++ b/Models/Promotion.php
@@ -478,11 +478,11 @@ class Promotion
     /**
      * Get created at
      *
-     * @return \DateTime
+     * @return \DateTimeImmutable
      *
      * @since 1.0.0
      */
-    public function getCreatedAt() : \DateTimeInterface
+    public function getCreatedAt() : \DateTimeImmutable
     {
         return $this->createdAt;
     }