diff --git a/cake/tests/lib/code_coverage_manager.php b/cake/tests/lib/code_coverage_manager.php
index bc47d264e..8075dbbcc 100644
--- a/cake/tests/lib/code_coverage_manager.php
+++ b/cake/tests/lib/code_coverage_manager.php
@@ -168,6 +168,7 @@ class CodeCoverageManager {
 			}
 
 			$dump = xdebug_get_code_coverage();
+			xdebug_stop_code_coverage();
 			$coverageData = array();
 			foreach ($dump as $file => $data) {
 				if (in_array($file, $testObjectFiles)) {