diff --git a/deepin-system-monitor.spec b/deepin-system-monitor.spec
index 8980f6cb1682dea465f804ac4b7d68483b33d7b9..8f3c5fc8f06533476b71aa7b36808fc452883a7f 100644
--- a/deepin-system-monitor.spec
+++ b/deepin-system-monitor.spec
@@ -4,7 +4,7 @@
 Name:           deepin-system-monitor
 Version:        5.9.31
 
-Release:        5
+Release:        6
 Summary:        A more user-friendly system monitor
 License:        GPLv3+
 URL:            https://github.com/linuxdeepin/deepin-system-monitor
@@ -93,9 +93,7 @@ if command -v setcap > /dev/null; then
 else
 	echo "Setcap is not installed, falling back to setuid"
 	chmod u+s /usr/bin/deepin-system-monitor
-fi 
-cp "%{_libdir}/deepin-service-manager/libdeepin-system-monitor-daemon.so" \
-   "/usr/lib/%{_arch}-linux-gnu/deepin-service-manager/"
+fi
 
 %files
 %doc README.md
@@ -119,6 +117,9 @@ cp "%{_libdir}/deepin-service-manager/libdeepin-system-monitor-daemon.so" \
 
 
 %changelog
+* Fri Oct 31 2025 zhangshaoning <zhangshaoning@uniontech.com> - 5.9.31-6
+- Revert and fix install error
+
 * Fri Sep 26 2025 zhangshaoning <zhangshaoning@uniontech.com> - 5.9.31-5
 - fix: wrong dbus service connected in ServerOS