diff --git a/libsigc++-2.10.8.tar.xz b/libsigc++-2.10.8.tar.xz
deleted file mode 100644
index d0d367f..0000000
Binary files a/libsigc++-2.10.8.tar.xz and /dev/null differ
diff --git a/libsigc++-2.12.0.tar.xz b/libsigc++-2.12.0.tar.xz
new file mode 100644
index 0000000..4bfcc1d
Binary files /dev/null and b/libsigc++-2.12.0.tar.xz differ
diff --git a/libsigc++20.spec b/libsigc++20.spec
index 4706cf8..ac7345d 100644
--- a/libsigc++20.spec
+++ b/libsigc++20.spec
@@ -1,5 +1,5 @@
 Name:           libsigc++20
-Version:        2.10.8
+Version:        2.12.0
 Release:        1
 Summary:        Typesafe signal framework for C++
 License:        LGPLv2+
@@ -60,7 +60,7 @@ This package contains the full API documentation for %{name}.
 
 %files
 %license COPYING
-%doc AUTHORS README NEWS
+%doc AUTHORS  NEWS
 %{_libdir}/libsigc-2.0.so.0*
 
 %files devel
@@ -75,6 +75,9 @@ This package contains the full API documentation for %{name}.
 
 
 %changelog
+* Mon Jan 02 2023 lin zhang <lin.zhang@turbolinux.com.cn> - 2.12.0-1
+- Upgrade to 2.12.0
+
 * Mon Jun 13 2022 lin zhang <lin.zhang@turbolinux.com.cn> - 2.10.8-1
 - Upgrade to 2.10.8