diff --git a/xsimd-12.1.1.tar.gz b/xsimd-12.1.1.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..90664acaf7d4b26c5fa5efa1c8fce053e3a2dfa0
Binary files /dev/null and b/xsimd-12.1.1.tar.gz differ
diff --git a/xsimd.spec b/xsimd.spec
index 04982c085f2b19b99c350b18ef6cb60cd03b24ca..0f60c690d4803afee43d63b3642636d1be746b39 100644
--- a/xsimd.spec
+++ b/xsimd.spec
@@ -1,17 +1,18 @@
-%define         anolis_release 1
+%define anolis_release		1
 
 Name:           xsimd
-Version:        10.0.0
+Version:	12.1.1
 Release:        %{anolis_release}%{?dist}
 Summary:        C++ wrappers for SIMD intrinsics
 
 License:        BSD
 URL:            https://github.com/xtensor-stack/xsimd
-Source0:        https://github.com/xtensor-stack/xsimd/archive/refs/tags/%{version}.tar.gz
+Source0:	https://github.com/xtensor-stack/xsimd/archive/12.1.1/xsimd-12.1.1.tar.gz
 
 BuildRequires:  cmake
 BuildRequires:  gcc-c++
 BuildRequires:  gtest-devel
+BuildRequires: doctest-devel
 
 %ifarch %{arm}
 # Only used for testing, as it's a header-only package.
@@ -73,5 +74,9 @@ The %{name}-doc package contains documentation files for %{name}.
 %doc README.md
 
 %changelog
+* Mon Sep 29 2025 wenyuzifang <lzx02244079@alibaba-inc.com> - 12.1.1-1
+- Updated to version 12.1.1 to fix xxxxxx
+
+
 * Sun Mar 26 2023 Feng Su <sufeng@linux.alibaba.com>  - 10.0.0-1
 - package init from upstream