diff --git a/lasso.spec b/lasso.spec
index 7ca358e84a00bed71008c55e4842402454a06f77..d83bbaf42d03e009c47c6af305900e0a70045587 100644
--- a/lasso.spec
+++ b/lasso.spec
@@ -1,6 +1,6 @@
 Name:                lasso
 Version:             2.8.2
-Release:             1
+Release:             2
 Summary:             Liberty Alliance Single Sign On
 License:             GPLv2+
 URL:                 http://lasso.entrouvert.org/
@@ -58,6 +58,11 @@ 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
 ./autogen.sh
 %configure --enable-php5=no --with-python=%{__python3}
@@ -98,6 +103,9 @@ fi
 %doc AUTHORS NEWS README
 
 %changelog
+* Sat Mar 15 2025 mahailiang <mahailiang@uniontech.com> - 2.8.2-2
+- add sw_64 support
+
 * Thu Jul 6 2023 liyanan <thistleslyn@163.com> - 2.8.2-1
 - Update to version 2.8.2