diff --git a/libndp-1.7.tar.gz b/libndp-1.7.tar.gz
deleted file mode 100644
index 0bdf031..0000000
Binary files a/libndp-1.7.tar.gz and /dev/null differ
diff --git a/libndp-1.8.tar.gz b/libndp-1.8.tar.gz
new file mode 100644
index 0000000..4cee71d
Binary files /dev/null and b/libndp-1.8.tar.gz differ
diff --git a/libndp.spec b/libndp.spec
index 083bb10..cf16ad3 100644
--- a/libndp.spec
+++ b/libndp.spec
@@ -1,6 +1,6 @@
 Name:      libndp
-Version:   1.7
-Release:   4
+Version:   1.8
+Release:   1
 Summary:   Library for Neighbor Discovery Protocol
 License:   LGPLv2+
 URL:       http://www.libndp.org/
@@ -37,8 +37,7 @@ Document files for libndp.
 %make_install
 %delete_la_and_a
 
-%post -p /sbin/ldconfig
-%postun -p /sbin/ldconfig
+%ldconfig_scriptlets
 
 %files
 %doc COPYING
@@ -54,6 +53,12 @@ Document files for libndp.
 %{_mandir}/man8/ndptool.8*
 
 %changelog
+* Sat Mar 19 2022 xihaochen<xihaochen@h-partners.com> - 1.8-1
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC:update libndp version to 1.8
+
 * Thu May 27 2021 lijingyuan<lijingyuan3@huawei.com> - 1.7-4
 - Type:bugfix
 - ID:NA