diff --git a/backend/SystemUpdater/backend/InstallBackendAptdaemon.py b/backend/SystemUpdater/backend/InstallBackendAptdaemon.py
index f8be9e1..e8a34f9 100644
--- a/backend/SystemUpdater/backend/InstallBackendAptdaemon.py
+++ b/backend/SystemUpdater/backend/InstallBackendAptdaemon.py
@@ -252,12 +252,10 @@ class InstallBackendAptdaemon(InstallBackend):
 
     #进度回调
     def _on_progress_changed(self, trans,progress,action):
+        #不要101这种未知状态
         if progress == 101:
             return
 
-        if progress == 11:
-            progress = 10
-
         self.trans_progress = progress
         self._dist_status_changed(action,self.now_upgrade.upgrade_groups+self.now_upgrade.single_pkgs,\
                                     self.trans_progress,self.trans_status,self.details)
@@ -273,7 +271,10 @@ class InstallBackendAptdaemon(InstallBackend):
     #分发进度状态和细节信息
     def _dist_status_changed(self,action,upgrade_content = [],progress = 0,status = '',details = ''):
         if action == self.ACTION_UPDATE: # 更新进度100后推迟发出100%的信号 -- 等待源过滤完成
-            if self.trans_progress != 100:
+            if progress == 11:
+                progress = 15
+
+            if progress != 100:
                 self.window_main.dbusController.UpdateDetectStatusChanged(progress,status)
         elif action == self.ACTION_INSTALL:
             #50%时候 属于下载状态切换到安装状态的过程