diff --git a/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py b/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py
index 20405a95a7c3033f33923cf8da73e6a7e49263c2..ae8bc3311fb1eeb70b4c988b5915fc82e3ffb7d8 100644
--- a/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py
+++ b/DeployDevice/src/func/liteOsUpgrade/liteOsUpgrade_RK3568_app.py
@@ -188,6 +188,7 @@ class liteOsUpgrade_RK3568(BaseApp):
                         else:
                             logger.info("Reboot successfully!")
                             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)
                             # os.system("hdc_std -t %s shell hilog -w start -t kmsg" % sn)
                             if upgrade_test_type == "null":