From 259c61ac77a5510e142b4ac7ab264d260ce01615 Mon Sep 17 00:00:00 2001
From: Dennis Eichhorn <spl1nes.com@googlemail.com>
Date: Thu, 14 Nov 2019 17:44:46 +0100
Subject: [PATCH] fixes for tests

---
 Models/Survey.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Models/Survey.php b/Models/Survey.php
index 03d03b9..df785fb 100644
--- a/Models/Survey.php
+++ b/Models/Survey.php
@@ -63,7 +63,7 @@ class Survey
      * @var   int
      * @since 1.0.0
      */
-    private int $creator = null;
+    private ?int $creator = null;
 
     private static $instances = [];