diff --git a/src/SPC/builder/extension/grpc.php b/src/SPC/builder/extension/grpc.php
index d718d7de..7225a8fb 100644
--- a/src/SPC/builder/extension/grpc.php
+++ b/src/SPC/builder/extension/grpc.php
@@ -5,7 +5,6 @@ declare(strict_types=1);
 namespace SPC\builder\extension;
 
 use SPC\builder\Extension;
-use SPC\builder\macos\MacOSBuilder;
 use SPC\builder\windows\WindowsBuilder;
 use SPC\store\FileSystem;
 use SPC\util\CustomExt;