diff --git a/libffado.spec b/libffado.spec
index 4e7a42f43d674ec9cd3dcb999a67624357ac996f..7c4c2a7c351f113ced0d53465c5daee55d65afa6 100644
--- a/libffado.spec
+++ b/libffado.spec
@@ -5,7 +5,7 @@ export LDFLAGS="%{build_ldflags}"
 
 Name:           libffado
 Version:        2.4.1
-Release:        6
+Release:        7
 Summary:        Free firewire audio driver library
 License:        LGPLv2+ and GPLv2 and GPLv3 and GPLv3+
 URL:            http://www.ffado.org/
@@ -50,6 +50,10 @@ sed -i 's|/usr/bin/.*python$|/usr/bin/python3|' admin/*.py doc/SConscript tests/
     support/mixer-qt4/ffado-mixer* support/mixer-qt4/SConscript support/tools/*.py support/tools/SConscript
 
 %build
+%ifarch loongarch64 sw_64
+%_update_config_guess
+%_update_config_sub
+%endif
 %{_export_PLAGS}
 scons-3 %{?_smp_mflags} \
             ENABLE_SETBUFFERSIZE_API_VER=True ENABLE_OPTIMIZATIONS=True CUSTOM_ENV=True BUILD_DOC=user \
@@ -102,6 +106,9 @@ appstream-util validate-relax --nonet  %{buildroot}%{_datadir}/metainfo/ffado-mi
 %{_mandir}/man1/ffado-*.1*
 
 %changelog
+* Mon Aug 14 2023 suwei <suwei@kylinsec.com.cn> - 2.4.1-7
+- Fix loongarch64 sw_64 build error
+
 * Tue Oct 13 2020 maminjie <maminjie1@huawei.com> - 2.4.1-6
 - Rebuilt for python3