diff --git a/lasso.spec b/lasso.spec
index 72de21399aa555809e22d741fc675e7deed25ad5..e50395692c73b28c14059e04c4b38f7c75bf0f99 100644
--- a/lasso.spec
+++ b/lasso.spec
@@ -1,6 +1,6 @@
 Name:                lasso
 Version:             2.8.2
-Release:             4
+Release:             5
 Summary:             Liberty Alliance Single Sign On
 License:             GPL-2.0-or-later
 URL:                 http://lasso.entrouvert.org/
@@ -55,6 +55,11 @@ sed -i -E -e '/^#![[:blank:]]*(\/usr\/bin\/env[[:blank:]]+python[^3]?\>) \
 |(\/usr\/bin\/python[^3]?\>)/d' `grep -r -l -E '^#![[:blank:]]*(/usr/bin/python[^3]?) \
 |(/usr/bin/env[[:blank:]]+python[^3]?)' *`
 
+%ifarch sw_64
+%_update_config_guess
+%_update_config_sub
+%endif
+
 %build
 autoreconf -fi
 %configure --enable-php5=no --with-python=%{__python3}
@@ -93,6 +98,9 @@ rm -fr %{buildroot}%{_datadir}/doc/
 %doc AUTHORS NEWS README
 
 %changelog
+* Sat Mar 15 2025 mahailiang <mahailiang@uniontech.com> - 2.8.2-5
+- add sw_64 support
+
 * Thu Jan 16 2025 Funda Wang <fundawang@yeah.net> - 2.8.2-4
 - drop useless perl(:MODULE_COMPAT) requirement