diff --git a/lib/Cake/TestSuite/CakeTestCase.php b/lib/Cake/TestSuite/CakeTestCase.php
index 56fefb487..aaa40b87a 100644
--- a/lib/Cake/TestSuite/CakeTestCase.php
+++ b/lib/Cake/TestSuite/CakeTestCase.php
@@ -84,6 +84,8 @@ abstract class CakeTestCase extends PHPUnit_Framework_TestCase {
 		$result = parent::run($result);
 		if (!empty($this->fixtureManager)) {
 			$this->fixtureManager->unload($this);
+			unset($this->fixtureManager);
+			unset($this->fixtures);
 		}
 
 		for ($i = ob_get_level(); $i < $level; ++$i) {
@@ -164,6 +166,8 @@ abstract class CakeTestCase extends PHPUnit_Framework_TestCase {
 		if (isset($_GET['debug']) && $_GET['debug']) {
 			ob_flush();
 		}
+		unset($this->_configure);
+		unset($this->_pathRestore);
 	}
 
 /**