diff --git a/isomd5sum.spec b/isomd5sum.spec
index a6ccba0df810d8e772a76565f6f2b04e478c1dbe..4f73269f244c877ac4255cdf2e10f01f7458594e 100644
--- a/isomd5sum.spec
+++ b/isomd5sum.spec
@@ -1,6 +1,6 @@
 Name:      isomd5sum
 Version:   1.2.3
-Release:   10
+Release:   11
 Epoch:     1
 Summary:   Utilities for working with md5sum implanted in ISO images
 License:   GPLv2+
@@ -58,7 +58,11 @@ make test
 
 %files devel
 %{_includedir}/*.h
+%ifnarch sw_64
 %{_libdir}/*.a
+%else
+%{_libdir}64/*.a
+%endif
 %{_datadir}/pkgconfig/isomd5sum.pc
 
 %files -n python3-isomd5sum
@@ -68,6 +72,9 @@ make test
 %{_mandir}/man1/*
 
 %changelog
+* Fri Sep 12 2025 zhang_chunjing <zhang_chunjing@hoperun.com> - 1:1.2.3-11
+- fix build error for sw_64
+
 * Tue Apr 01 2025 hugel <gengqihu2@h-partners.com> - 1:1.2.3-10
 - restore the help package