diff --git a/icu.spec b/icu.spec
index 1e0966d..3174d09 100644
--- a/icu.spec
+++ b/icu.spec
@@ -1,6 +1,6 @@
 Name:      icu
 Version:   72.1
-Release:   4
+Release:   5
 Summary:   International Components for Unicode
 License:   MIT and UCD and Public Domain
 URL:       http://site.icu-project.org/
@@ -82,8 +82,6 @@ chmod +x $RPM_BUILD_ROOT%{_libdir}/*.so.*
 )
 install -p -m755 -D %{SOURCE1} $RPM_BUILD_ROOT%{_bindir}/icu-config
 
-cp -a %{_libdir}/libicu*.so.69* %{buildroot}%{_libdir}
-
 %check
 if grep -q @VERSION@ source/tools/*/*.8 source/tools/*/*.1 source/config/*.1; then
     exit 1
@@ -115,7 +113,6 @@ LD_LIBRARY_PATH=lib:stubdata:tools/ctestfw:$LD_LIBRARY_PATH bin/uconv -l
 
 %files -n libicu-devel
 %defattr(-,root,root)
-%doc source/samples/
 %{_bindir}/%{name}-config*
 %{_bindir}/icuinfo
 %{_includedir}/unicode
@@ -135,6 +132,9 @@ LD_LIBRARY_PATH=lib:stubdata:tools/ctestfw:$LD_LIBRARY_PATH bin/uconv -l
 
 
 %changelog
+* Thu Dec 15 2022 zhouwenpei<zhouwenpei1@h-partners.com> - 72.1-5
+- delete redundant files
+
 * Mon Nov 21 2022 zhouwenpei<zhouwenpei1@h-partners.com> - 72.1-4
 - Optimize the patch for add loongarch64 architecture