diff --git a/adcli.spec b/adcli.spec
index 0c3ba93..5f6996f 100644
--- a/adcli.spec
+++ b/adcli.spec
@@ -1,6 +1,6 @@
 Name:      adcli
 Version:   0.9.1
-Release:   2
+Release:   3
 Summary:   A helper library and tools for Active Directory client operations
 Group:     Development/Libraries
 License:   LGPLv2+
@@ -66,9 +66,15 @@ rm -rf %{buildroot}
 %defattr(-,root,root)
 %doc NEWS README
 %doc %{_datadir}/*
+%exclude %{_datadir}/licenses/%{name}/COPYING
+%exclude %{_datadir}/licenses/%{name}/AUTHORS
+%exclude %{_datadir}/doc/%{name}/ChangeLog
 %doc %{_mandir}/man8/*
 
 %changelog
+* Fri May 6 2022 yixiangzhike <yixiangzhike007@163.com> - 0.9.1-3
+- delete duplicate files from adcli-help
+
 * Tue Aug 10 2021 yixiangzhike <zhangxingliang3@huawei.com> - 0.9.1-2
 - fix the compilation failure with new version glibc