diff --git a/lib/Cake/Console/Command/Task/DbConfigTask.php b/lib/Cake/Console/Command/Task/DbConfigTask.php
index 0bf28ff96..b9778a558 100644
--- a/lib/Cake/Console/Command/Task/DbConfigTask.php
+++ b/lib/Cake/Console/Command/Task/DbConfigTask.php
@@ -300,7 +300,7 @@ class DbConfigTask extends AppShell {
 		}
 
 		foreach ($oldConfigs as $key => $oldConfig) {
-			foreach ($configs as $key1 => $config) {
+			foreach ($configs as $k => $config) {
 				if ($oldConfig['name'] == $config['name']) {
 					unset($oldConfigs[$key]);
 				}