diff --git a/tests/framework/validators/CFileValidatorTest.php b/tests/framework/validators/CFileValidatorTest.php
index 7330a1f19..54a43d31f 100644
--- a/tests/framework/validators/CFileValidatorTest.php
+++ b/tests/framework/validators/CFileValidatorTest.php
@@ -34,7 +34,7 @@ class CFileValidatorTest extends CTestCase
 	public function testSizeToBytes($sizeString, $assertion)
 	{
 		$fileValidator=new CFileValidator();
-		$this->assertEquals($assertion, $fileValidator->sizeToBytes((string)$sizeString));
+		$this->assertSame($assertion, $fileValidator->sizeToBytes((string)$sizeString));
 	}
 
 	public function testValidate()