diff --git a/add-sw_64-support.patch b/add-sw_64-support.patch
new file mode 100644
index 0000000..245a210
--- /dev/null
+++ b/add-sw_64-support.patch
@@ -0,0 +1,39 @@
+From f980ecdce8edd95b84421778f768a637384d8749 Mon Sep 17 00:00:00 2001
+From: Hailiang <mahailiang@uniontech.com>
+Date: Tue, 11 Mar 2025 13:50:46 +0800
+Subject: [PATCH] add sw_64 support
+
+---
+ build-aux/config.guess | 3 +++
+ build-aux/config.sub   | 1 +
+ 2 files changed, 4 insertions(+)
+
+diff --git a/build-aux/config.guess b/build-aux/config.guess
+index 7f76b62..fd3524f 100755
+--- a/build-aux/config.guess
++++ b/build-aux/config.guess
+@@ -1143,6 +1143,9 @@ EOF
+     sparc:Linux:*:* | sparc64:Linux:*:*)
+ 	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
+ 	;;
++    sw_64*:Linux:*:*)
++	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
++	;;
+     tile*:Linux:*:*)
+ 	GUESS=$UNAME_MACHINE-unknown-linux-$LIBC
+ 	;;
+diff --git a/build-aux/config.sub b/build-aux/config.sub
+index 9b62e37..70bc542 100755
+--- a/build-aux/config.sub
++++ b/build-aux/config.sub
+@@ -1267,6 +1267,7 @@ case $cpu-$vendor in
+ 			| sparclite \
+ 			| sparcv8 | sparcv9 | sparcv9b | sparcv9v | sv1 | sx* \
+ 			| spu \
++			| sw_64 \
+ 			| tahoe \
+ 			| thumbv7* \
+ 			| tic30 | tic4x | tic54x | tic55x | tic6x | tic80 \
+-- 
+2.20.1
+
diff --git a/libtool.spec b/libtool.spec
index b861fc2..37c5ce1 100644
--- a/libtool.spec
+++ b/libtool.spec
@@ -3,13 +3,14 @@
 
 Name:    libtool
 Version: 2.4.7
-Release: 2
+Release: 3
 License: GPLv2+ and LGPLv2+ and GFDL-1.3-or-later
 Summary: The GNU Portable Library Tool
 URL:     http://www.gnu.org/software/libtool/
 Source0:  http://ftp.gnu.org/gnu/libtool/libtool-%{version}.tar.xz
 
 Patch0:     libtool-2.4.5-rpath.patch
+Patch1:	    add-sw_64-support.patch
 
 Requires: gcc(major),autoconf, automake, sed, tar, findutils
 
@@ -105,6 +106,9 @@ rm -f %{buildroot}%{_libdir}/libltdl.{a,la}
 
 
 %changelog
+* Tue Mar 11 2025 mahailiang <mahailiang@uniontech.com> - 2.4.7-3
+- add sw_64 support
+
 * Tue Jun 06 2023 laokz <zhangkai@iscas.ac.cn> - 2.4.7-2
 - add -fPIC to fortran flags for riscv