diff --git a/sysstat.spec b/sysstat.spec
index adb6eaef93c2605e08a7569f2272bc17940c0664..55be111cce11bacbb8579d831ffc55c04444cd30 100644
--- a/sysstat.spec
+++ b/sysstat.spec
@@ -1,6 +1,6 @@
 Name:    sysstat
 Version: 12.7.4
-Release: 1
+Release: 2
 Summary: System performance tools for the Linux operating system
 License: GPLv2+
 URL:     http://sebastien.godard.pagesperso-orange.fr/
@@ -73,7 +73,9 @@ export compressafter="31"
 %systemd_postun sysstat.service sysstat-collect.timer sysstat-summary.timer
 
 %posttrans
-/usr/bin/systemctl enable sysstat.service >/dev/null 2>&1
+if [ "$(systemctl is-enable sysstat.service)" == "enabled" ] ; then
+	/usr/bin/systemctl enable sysstat.service >/dev/null 2>&1
+fi
 
 %files -f %{name}.lang
 %doc CHANGES COPYING CREDITS FAQ.md README.md
@@ -86,6 +88,9 @@ export compressafter="31"
 %{_mandir}/man*/*
 
 %changelog
+* Wed Jan 10 2024 zhouwenpei <zhouwenpei1@h-partners.com> - 12.7.4-2
+- fix upgrade problem that sysstat.service changes from disable to enable
+
 * Thu Jul 20 2023 zhangpan <zhangpan103@h-partners.com> - 12.7.4-1
 - update to 12.7.4