diff --git a/libsigsegv-2.11.tar.gz b/libsigsegv-2.11.tar.gz
deleted file mode 100644
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diff --git a/libsigsegv-2.12.tar.gz b/libsigsegv-2.12.tar.gz
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diff --git a/libsigsegv.spec b/libsigsegv.spec
index 88c554e..4ed3d25 100644
--- a/libsigsegv.spec
+++ b/libsigsegv.spec
@@ -1,6 +1,6 @@
 Name:		libsigsegv
-Version:	2.11
-Release:	10
+Version:	2.12
+Release:	1
 Summary:	library for handling page faults in user mode
 License:	GPLv2+
 URL:		https://www.gnu.org/software/libsigsegv/
@@ -62,6 +62,12 @@ make check
 
 
 %changelog
+* Fri Jul 24 2020 linwei<linwei54@huawei.com> - 2.12-1
+- Type:enhancement
+- ID:NA
+- SUG:NA
+- DESC:update libsigsegv to 2.12
+
 * Fri Sep 27 2019 shenyangyang<shenyangyang4@huawei.com> - 2.11-10
 - Type:enhancement
 - ID:NA