diff --git a/libnsl2.spec b/libnsl2.spec
index 7eab2f2f09182319482c2a64b1c52f8c1e510225..64591ed1647d5d897d66e696bde229fdf3150f6d 100644
--- a/libnsl2.spec
+++ b/libnsl2.spec
@@ -1,5 +1,9 @@
 # Uncomment on initial build for soname bump.
+%ifarch loongarch64
+%global bump_soname 1
+%else
 %global bump_soname 0
+%endif
 %global sover 3
 
 %if 0%{?bump_soname}
@@ -9,7 +13,7 @@
 
 Name:       libnsl2
 Version:    2.0.0
-Release:    4
+Release:    5
 Summary:    Public client interface library for NIS(YP) and NIS+
 License:    BSD and LGPLv2+
 URL:        https://github.com/thkukuk/libnsl
@@ -69,6 +73,9 @@ cp -p %{_libdir}/libnsl.so.%{old_sover}* %{buildroot}/%{_libdir}
 %{_prefix}/include/*
 
 %changelog
+* Mon Apr 25 2022 liyanan <liyanan32@h-partners.com> - 2.0.0-5
+- Add old version so file in openEuler:22.03:LTS:LoongArch 
+
 * Fri Apr 15 2022 Hugel<gengqihu1@h-partners.com> - 2.0.0-4
 - delete old so files