diff --git a/man-db.spec b/man-db.spec
index dd2bbc4..a0d2f84 100644
--- a/man-db.spec
+++ b/man-db.spec
@@ -2,7 +2,7 @@
 
 Name:            man-db
 Version:         2.9.4
-Release:         1
+Release:         3
 Summary:         Online database for using man pages
 License:         GPLv2+ and GPLv3+
 URL:             http://www.nongnu.org/man-db/
@@ -19,6 +19,7 @@ Provides:        man = %{version} man-pages-reader = %{version} bundled(gnulib)
 Obsoletes:       man < 2.0
 Provides:        man-db-cron
 Obsoletes:       man-db-cron
+Obsoletes:       man-pages-zh-CN
 
 %description
 man-db is an implementation of the standard Unix documentation system accessed using the man command.
@@ -166,6 +167,9 @@ fi
 %{_mandir}/ro/man8/mandb.8.gz
 
 %changelog
+* Wed Oct 19 2022 shixuantong <shixuantong1@huawei.com> - 2.9.4-3
+- sync changes from openEuler-22.03-LTS-Next to solve downgrade issues
+
 * Sat Nov 27 2021 liudabo <liudabo1@huawei.com> - 2.9.4-1
 - upgrade version to 2.9.4