diff --git a/platformio.ini b/platformio.ini
index c90236f..a55295d 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -42,4 +42,4 @@ lib_deps =
 
 ; 上传配置
 upload_speed = 921600
-upload_port = COM19
+upload_port = COM20