diff --git a/lib/Cake/Console/Command/UpgradeShell.php b/lib/Cake/Console/Command/UpgradeShell.php
index 22c2e22aee2..39da3884ee1 100644
--- a/lib/Cake/Console/Command/UpgradeShell.php
+++ b/lib/Cake/Console/Command/UpgradeShell.php
@@ -129,6 +129,12 @@ protected function _renameClasses($path, $dryRun) {
 			'Cake\Network\Http\HttpSocket' => 'Cake\Network\Http\Client',
 			'HttpSocket' => 'Client',
 			'Cake\Model\ConnectionManager' => 'Cake\Database\ConnectionManager',
+			'Cake\Configure\ConfigReaderInterface' => 'Cake\Configure\ConfigEngineInterface',
+			'ConfigReaderInterface' => 'ConfigEngineInterface',
+			'Cake\Configure\PhpReader' => 'Cake\Configure\Engine\PhpConfig',
+			'PhpReader' => 'PhpConfig',
+			'Cake\Configure\IniReader' => 'Cake\Configure\Engine\IniConfig',
+			'IniReader' => 'IniConfig',
 		];
 		$contents = file_get_contents($path);
 		$contents = str_replace(