diff --git a/extensions/swiftmailer/yii/swiftmailer/Mailer.php b/extensions/swiftmailer/Mailer.php
similarity index 100%
rename from extensions/swiftmailer/yii/swiftmailer/Mailer.php
rename to extensions/swiftmailer/Mailer.php
diff --git a/extensions/swiftmailer/yii/swiftmailer/Message.php b/extensions/swiftmailer/Message.php
similarity index 100%
rename from extensions/swiftmailer/yii/swiftmailer/Message.php
rename to extensions/swiftmailer/Message.php
diff --git a/extensions/swiftmailer/composer.json b/extensions/swiftmailer/composer.json
index bbab7eb..e995b2f 100644
--- a/extensions/swiftmailer/composer.json
+++ b/extensions/swiftmailer/composer.json
@@ -24,5 +24,6 @@
 	},
 	"autoload": {
 		"psr-0": { "yii\\swiftmailer\\": "" }
-	}
+	},
+	"target-dir": "yii/swiftmailer"
 }