From c4d92f221e2256b06028795d41e641d6de710d08 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=98=D0=BB=D1=8C=D1=8F?= <iliyazelenkog@gmail.com>
Date: Sat, 10 Nov 2018 20:27:26 +0200
Subject: [PATCH] Update Argument.php

---
 src/Intervention/Image/Commands/Argument.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Intervention/Image/Commands/Argument.php b/src/Intervention/Image/Commands/Argument.php
index 95b4b2f9..e64e8ac5 100644
--- a/src/Intervention/Image/Commands/Argument.php
+++ b/src/Intervention/Image/Commands/Argument.php
@@ -114,7 +114,7 @@ class Argument
                 $message = '%s accepts only array as argument %d.';
                 break;
             case 'closure':
-                $valid = is_a($value, \Closure::class);
+                $valid = is_a($value, '\Closure');
                 $message = '%s accepts only Closure as argument %d.';
                 break;
             case 'digit':