diff --git a/libunwind-1.3.1.tar.gz b/libunwind-1.3.1.tar.gz
deleted file mode 100644
index 00a954204eb45204919ce36db4f2f0966f43d96d..0000000000000000000000000000000000000000
Binary files a/libunwind-1.3.1.tar.gz and /dev/null differ
diff --git a/libunwind-1.4.0.tar.gz b/libunwind-1.4.0.tar.gz
new file mode 100644
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diff --git a/libunwind.spec b/libunwind.spec
index dc20735d530fb752f02b5bee784ec46bcfeb4694..535f969efca6aa7efb434bd97bfb9c5844b73f10 100644
--- a/libunwind.spec
+++ b/libunwind.spec
@@ -3,19 +3,19 @@
 
 Summary: An unwinding library
 Name: libunwind
-Version: 1.3.1
-Release: 3%{?dist}
+Version: 1.4.0
+Release: 1%{?dist}
 License: BSD
 URL: http://savannah.nongnu.org/projects/libunwind
-
 Source: http://download-mirror.savannah.gnu.org/releases/libunwind/libunwind-%{version}.tar.gz
 
 #Fedora specific patch
 Patch1: libunwind-arm-default-to-exidx.patch
 
-ExclusiveArch: %{arm} aarch64 hppa ia64 mips ppc %{power64} %{ix86} x86_64
+ExclusiveArch: %{arm} aarch64 hppa ia64 mips ppc %{power64} s390x %{ix86} x86_64
 
 BuildRequires: automake libtool autoconf texlive-latex2man
+BuildRequires: make
 
 # host != target would cause REMOTE_ONLY build even if building i386 on x86_64.
 %global _host %{_target_platform}
@@ -36,6 +36,7 @@ libunwind.
 %patch1 -p1 -b .default-to-exidx
 
 %build
+%global optflags %{optflags} -fcommon
 aclocal
 libtoolize --force
 autoheader
@@ -85,5 +86,8 @@ echo ====================TESTSUITE DISABLED=========================
 %{_includedir}/libunwind*.h
 
 %changelog
+* Wed Apr 2 2025 Kaiqiang Wang <wangkaiqiang@ieisystgem.com> - 1.4.0-1
+- update to libunwind-1.4.0
+
 * Wed Feb 26 2025 Kaiqiang Wang <wangkaiqiang@ieisystgem.com> - 1.3.1-3
 - update to libunwind-1.3.1-3.src.rpm