diff --git a/kiran-desktop.spec b/kiran-desktop.spec
index 38bdf6543fdb9346e39be9e58abfaf3940f34dca..acecb05e13c574e440acc6f087245d3a70f85b64 100644
--- a/kiran-desktop.spec
+++ b/kiran-desktop.spec
@@ -2,7 +2,7 @@
 
 Name:		kiran-desktop	
 Version:	2.4
-Release:	2
+Release:	3
 Summary:	Kiran desktop environment
 #Group:		
 License:	MulanPSL-2.0
@@ -170,6 +170,12 @@ cp %{_builddir}/%{name}-%{version}/RELEASE.md  %{buildroot}/%{_datadir}/doc/%{na
 
 install -D -m 0644 %SOURCE1 %{buildroot}%{_datadir}/glib-2.0/schemas/99_unikylin-mate-marco-general-theme.gschema.override
 
+%post
+/usr/bin/update-desktop-database &> /dev/null || :
+
+%postun
+/usr/bin/update-desktop-database &> /dev/null || :
+
 %files
 %dir %{_datadir}/doc/%{name}
 %{_datadir}/doc/%{name}/RELEASE.md
@@ -177,6 +183,9 @@ install -D -m 0644 %SOURCE1 %{buildroot}%{_datadir}/glib-2.0/schemas/99_unikylin
 
 
 %changelog
+* Mon Dec 05 2022 liuxinhao <liuixnhao@kylinsec.com.cn> - 2.4-3
+- kYOS-F: after install update-desktop-database
+
 * Mon Nov 14 2022 liuxinhao <liuxinhao@kylinsec.com.cn> - 2.4-2
 - KYOS-F: add Requres: firefox,eom,dejavu-fonts