diff --git a/bin/backlight_helper/ddcci/manager.go b/bin/backlight_helper/ddcci/manager.go
index 1200e5034..d54faea4c 100644
--- a/bin/backlight_helper/ddcci/manager.go
+++ b/bin/backlight_helper/ddcci/manager.go
@@ -11,7 +11,6 @@ import (
 	"github.com/godbus/dbus/v5"
 	"github.com/linuxdeepin/go-lib/dbusutil"
 	"github.com/linuxdeepin/go-lib/log"
-	x "github.com/linuxdeepin/go-x11-client"
 )
 
 const (
@@ -26,8 +25,7 @@ type Manager struct {
 	service *dbusutil.Service
 	ddcci   *ddcci
 
-	PropsMu         sync.RWMutex
-	configTimestamp x.Timestamp
+	PropsMu sync.RWMutex
 }
 
 func NewManager(service *dbusutil.Service) (*Manager, error) {
diff --git a/misc/conf/org.deepin.dde.BacklightHelper1.conf b/misc/conf/org.deepin.dde.BacklightHelper1.conf
index ae0178780..9d63d8500 100644
--- a/misc/conf/org.deepin.dde.BacklightHelper1.conf
+++ b/misc/conf/org.deepin.dde.BacklightHelper1.conf
@@ -12,7 +12,6 @@
 
   <!-- Allow anyone to invoke methods on the interfaces -->
   <policy context="default">
-    <allow own="org.deepin.dde.BacklightHelper1"/>
     <allow send_destination="org.deepin.dde.BacklightHelper1"/>
 
     <allow send_destination="org.deepin.dde.BacklightHelper1"
diff --git a/misc/conf/org.deepin.dde.Daemon1.conf b/misc/conf/org.deepin.dde.Daemon1.conf
index cd1bb871a..8d06ab7bb 100644
--- a/misc/conf/org.deepin.dde.Daemon1.conf
+++ b/misc/conf/org.deepin.dde.Daemon1.conf
@@ -14,7 +14,6 @@
 
   <!-- Allow anyone to invoke methods on the interfaces -->
   <policy context="default">
-    <allow own="org.deepin.dde.Daemon1"/>
     <allow send_destination="org.deepin.dde.Daemon1"/>
 
     <allow send_destination="org.deepin.dde.Daemon1"
diff --git a/misc/conf/org.deepin.dde.Greeter1.conf b/misc/conf/org.deepin.dde.Greeter1.conf
index 2daa25f17..9861083f4 100644
--- a/misc/conf/org.deepin.dde.Greeter1.conf
+++ b/misc/conf/org.deepin.dde.Greeter1.conf
@@ -12,7 +12,6 @@
 
   <!-- Allow anyone to invoke methods on the interfaces -->
   <policy context="default">
-    <allow own="org.deepin.dde.Greeter1"/>
     <allow send_destination="org.deepin.dde.Greeter1"/>
 
     <allow send_destination="org.deepin.dde.Greeter1"
diff --git a/misc/conf/org.deepin.dde.Timedate1.conf b/misc/conf/org.deepin.dde.Timedate1.conf
index e4f9cd02d..be88c9791 100644
--- a/misc/conf/org.deepin.dde.Timedate1.conf
+++ b/misc/conf/org.deepin.dde.Timedate1.conf
@@ -12,7 +12,6 @@
 
   <!-- Allow anyone to invoke methods on the interfaces -->
   <policy context="default">
-    <allow own="org.deepin.dde.Timedate1"/>
     <allow send_destination="org.deepin.dde.Timedate1"/>
 
     <allow send_destination="org.deepin.dde.Timedate1"