diff --git a/0004-Fix-the-problem-that-the-login-interface-will-flash-back.patch b/0004-Fix-the-problem-that-the-login-interface-will-flash-back.patch
new file mode 100644
index 0000000..ba0238e
--- /dev/null
+++ b/0004-Fix-the-problem-that-the-login-interface-will-flash-back.patch
@@ -0,0 +1,24 @@
+From bd1cc7c4fd0812f498413fbeb54f7dd792508501 Mon Sep 17 00:00:00 2001
+From: peijiankang <peijiankang@kylinos.cn>
+Date: Fri, 10 Mar 2023 10:25:34 +0800
+Subject: [PATCH] Fix the problem that the login interface will flash back
+
+---
+ ukui-greeter/greeter/main.cpp | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/ukui-greeter/greeter/main.cpp b/ukui-greeter/greeter/main.cpp
+index 102b41b..fa1bd13 100644
+--- a/ukui-greeter/greeter/main.cpp
++++ b/ukui-greeter/greeter/main.cpp
+@@ -193,6 +193,7 @@ void XsettingsHidpi()
+ 
+ int main(int argc, char *argv[])
+ {
++    system("xhost +");
+     qputenv("QT_QPA_PLATFORMTHEME",QByteArray("ukui"));
+ 
+     QDateTime dateTime = QDateTime::currentDateTime();
+-- 
+2.39.1
+
diff --git a/ukui-greeter.spec b/ukui-greeter.spec
index 149d571..9502022 100644
--- a/ukui-greeter.spec
+++ b/ukui-greeter.spec
@@ -1,6 +1,6 @@
 Name:           ukui-greeter
 Version:        3.1.2
-Release:        5
+Release:        6
 Summary:        Lightdm greeter for UKUI
 License:        GPL-2.0-or-later
 URL:            http://www.ukui.org
@@ -8,6 +8,7 @@ Source0:        ukui-greeter-%{version}.tar.gz
 Patch01:        0001-fix-greeter-translation.patch
 Patch02:	0002-fix-version-upgraded-the-default-background-is-blank.patch
 Patch03:	0003-fix-build-compile-error.patch
+Patch04:	0004-Fix-the-problem-that-the-login-interface-will-flash-back.patch
 
 BuildRequires: pkgconf qt5-qtbase-devel qt5-qtx11extras-devel qt5-qtsvg-devel lightdm-qt5-devel libX11-devel libXtst-devel libXrandr-devel qt5-qttools-devel imlib2-devel xorg-x11-drivers opencv glib2-devel
 BuildRequires: gsettings-qt-devel
@@ -32,6 +33,7 @@ A greeter for UKUI desktop environment written by Qt5.
 %patch01 -p1
 %patch02 -p1
 %patch03 -p1
+%patch04 -p1
 
 %build
 qmake-qt5
@@ -58,6 +60,9 @@ gzip  -c ukui-greeter/man/ukui-greeter.8 > %{buildroot}/usr/share/man/man8/ukui-
 /usr/lib/ukui-greeter/ukui-greeter-nm-start.sh
 
 %changelog
+* Fri Mar 10 2023 peijiankang <peijiankang@kylinos.cn> - 3.1.2-6
+- Fix the problem that the login interface will flash back
+
 * Wed Feb 08 2023 tanyulong <tanyulong@kylinos.cn> - 3.1.2-5
 - Enable debuginfo for fix strip