diff --git a/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py b/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py
index 353676f5..65109cc6 100644
--- a/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py
+++ b/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py
@@ -188,8 +188,7 @@ class liteOsUpgrade_RK3568(BaseApp):
                         else:
                             logger.info("Reboot successfully!")
                             os.system("hdc -t %s shell set persist.usb.setting.gadget_conn_prompt false" % sn)
-                            os.system("hdc -t %s shell reboot" % sn)
-                            time.sleep(45)
+                        
                             logger.printLog("******下载完成，升级成功，开始进行冒烟测试******")
                             hdc_kill()
                             # os.system("hdc_std -t %s shell hilog -w start" % sn)