diff --git a/test/phpunit/HolidayTest.php b/test/phpunit/HolidayTest.php
index e7e3e8749cd..e7ad436b586 100644
--- a/test/phpunit/HolidayTest.php
+++ b/test/phpunit/HolidayTest.php
@@ -366,7 +366,7 @@ class HolidayTest extends PHPUnit\Framework\TestCase
     	$localobjecta=new Holiday($this->savdb);
 
     	$localobjecta->updateConfCP('lastUpdate', '20100101120000');
-
-    	$localobjecta->updateBalance();
+    	$result = $localobjecta->updateBalance();
+    	$this->assertEquals($result, 1);
     }
 }