diff --git a/test/phpunit/EvalMathTest.php b/test/phpunit/EvalMathTest.php
index 18b9edb3fff..1346538668c 100644
--- a/test/phpunit/EvalMathTest.php
+++ b/test/phpunit/EvalMathTest.php
@@ -146,6 +146,6 @@ class InventoryTest extends PHPUnit\Framework\TestCase
 
 		$result = $localobject->evaluate('');
 		$this->assertEquals($result, '');
-		print __METHOD__." result=". 'void' ."\n";
+		print __METHOD__." result=".$result."\n";
 	}
 }