diff --git a/saxon.spec b/saxon.spec
index f7b1337..6aa55ac 100644
--- a/saxon.spec
+++ b/saxon.spec
@@ -6,7 +6,7 @@
 Summary:             Java XPath, XSLT 2.0 and XQuery implementation
 Name:                saxon
 Version:             9.4.0.9
-Release:             1
+Release:             2
 License:             MPLv1.0 and MPLv1.1 and ASL 1.1 and UCD and MIT
 URL:                 http://saxon.sourceforge.net/
 Source0:             https://downloads.sourceforge.net/project/saxon/Saxon-HE/%{version_major_minor}/saxon%{version_str}source.zip
@@ -127,9 +127,13 @@ install -p -m644 %{SOURCE4} $RPM_BUILD_ROOT%{_mandir}/man1/%{name}.1
 install -p -m644 %{SOURCE5} $RPM_BUILD_ROOT%{_mandir}/man1/%{name}q.1
 
 %post
-mv %{_javadir}/jaxp_transform_impl.jar{,.tmp} || :
+if [ -f "%{_javadir}/jaxp_transform_impl.jar" ]; then
+    mv %{_javadir}/jaxp_transform_impl.jar{,.tmp} || :
+fi
 update-alternatives --remove jaxp_transform_impl %{_javadir}/saxon/%{artifact_id}.jar &>/dev/null || :
-mv %{_javadir}/jaxp_transform_impl.jar{.tmp,} || :
+if [ -f "%{_javadir}/jaxp_transform_impl.jar.tmp" ]; then
+   mv %{_javadir}/jaxp_transform_impl.jar{.tmp,} || :
+fi
 
 %files -f .mfiles
 %license mpl-1.0.txt mpl-1.1.txt
@@ -152,5 +156,8 @@ mv %{_javadir}/jaxp_transform_impl.jar{.tmp,} || :
 %{_mandir}/man1/%{name}q.1*
 
 %changelog
+* Mon Jul 18 2022 liyanan <liyanan32@h-partners.com> - 9.4.0.9-2
+- fix install error
+
 * Thu Jul 23 2020 Jeffery.Gao <gaojianxing@huawei.com> - 9.4.0.9-1
 - Package init