diff --git a/lib/Cake/TestSuite/CakeTestSuiteDispatcher.php b/lib/Cake/TestSuite/CakeTestSuiteDispatcher.php
index 8b8b1e3ca..d61b232a4 100644
--- a/lib/Cake/TestSuite/CakeTestSuiteDispatcher.php
+++ b/lib/Cake/TestSuite/CakeTestSuiteDispatcher.php
@@ -37,7 +37,7 @@ class CakeTestSuiteDispatcher {
 		'codeCoverage' => false,
 		'case' => null,
 		'core' => false,
-		'app' => true,
+		'app' => false,
 		'plugin' => null,
 		'output' => 'html',
 		'show' => 'groups',