diff --git a/src/Sender.php b/src/Sender.php
index 7fa8508..669de2d 100644
--- a/src/Sender.php
+++ b/src/Sender.php
@@ -8,7 +8,7 @@ declare(strict_types=1);
  * @contact  eric@zhu.email
  * @license  https://github.com/hyperf-ext/sms/blob/master/LICENSE
  */
-namespace Zyimm\Sms\;
+namespace Zyimm\Sms;
 
 use Hyperf\Utils\Traits\Macroable;
 use Zyimm\Sms\Contracts\SenderInterface;