diff --git a/deepin-system-monitor.spec b/deepin-system-monitor.spec
index 6bd198feeaa476da71c6232a16a9d06641d4ba2e..a271329663b622d5076dad34a5054ae6b6f7d44d 100644
--- a/deepin-system-monitor.spec
+++ b/deepin-system-monitor.spec
@@ -3,7 +3,7 @@
 Name:           deepin-system-monitor
 Version:        5.9.31
 
-Release:        4
+Release:        5
 Summary:        A more user-friendly system monitor
 License:        GPLv3+
 URL:            https://github.com/linuxdeepin/deepin-system-monitor
@@ -92,9 +92,7 @@ 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
@@ -118,6 +116,9 @@ cp "%{_libdir}/deepin-service-manager/libdeepin-system-monitor-daemon.so" \
 
 
 %changelog
+* Fri Oct 31 2025 zhangshaoning <zhangshaoning@uniontech.com> - 5.9.31-5
+- Revert and fix install error
+
 * Fri Sep 26 2025 zhangshaoning <zhangshaoning@uniontech.com> - 5.9.31-4
 - fix: wrong dbus service connected in ServerOS