diff --git a/tests/unit/Auth/Validator/PhoneTest.php b/tests/unit/Auth/Validator/PhoneTest.php
index b5308ac8a9..b7730641c3 100644
--- a/tests/unit/Auth/Validator/PhoneTest.php
+++ b/tests/unit/Auth/Validator/PhoneTest.php
@@ -31,7 +31,7 @@ class PhoneTest extends TestCase
         $this->assertEquals($this->object->isValid('+0415553452342'), false);
         $this->assertEquals($this->object->isValid('+14 155 5524564'), false);
         $this->assertEquals($this->object->isValid('+1415555245634543'), false);
-        $this->assertEquals($this->object->isValid('+8020000000'), false);
+        $this->assertEquals($this->object->isValid('+8020000000'), false); // when country code is not present
         $this->assertEquals($this->object->isValid(+14155552456), false);
 
         $this->assertEquals($this->object->isValid('+1415555'), true);