diff --git a/tests/Account/PermissionAbstractTest.php b/tests/Account/PermissionAbstractTest.php
index 1bc9b27b6..eb5dd0c8b 100644
--- a/tests/Account/PermissionAbstractTest.php
+++ b/tests/Account/PermissionAbstractTest.php
@@ -113,8 +113,8 @@ class PermissionAbstractTest extends \PHPUnit\Framework\TestCase
     {
         $perm = new class() extends PermissionAbstract {};
 
-        $perm->setFrom(3);
-        self::assertEquals(3, $perm->getFrom());
+        $perm->setFrom('3');
+        self::assertEquals('3', $perm->getFrom());
     }
 
     /**