diff --git a/man-db.spec b/man-db.spec
index bcbf76b..bd165bd 100644
--- a/man-db.spec
+++ b/man-db.spec
@@ -2,7 +2,7 @@
 
 Name:            man-db
 Version:         2.9.3
-Release:         1
+Release:         2
 Summary:         Online database for using man pages
 License:         GPLv2+ and GPLv3+
 URL:             http://www.nongnu.org/man-db/
@@ -13,7 +13,7 @@ Source3:         man-db-cache-update.service
 
 BuildRequires:   gcc systemd gdbm-devel gettext groff less libpipeline-devel zlib-devel
 BuildRequires:   po4a perl-interpreter perl-version make
-Requires:        coreutils grep groff gzip less crontabs systemd
+Requires:        coreutils grep groff gzip less crontabs
 
 Provides:        man = %{version} man-pages-reader = %{version} bundled(gnulib) = 20140202
 Obsoletes:       man < 2.0
@@ -144,6 +144,12 @@ fi
 %exclude %{_libdir}/man-db/*.la
 
 %changelog
+* Wed Nov 25 2020 shixuantong <shixuantong@huawei.com> - 2.9.3-2
+- Type:NA
+- ID:NA
+- SUG:NA
+- DESC:Delete unnecessary installation dependencies
+
 * Thu Jul 16 2020 shixuantong <shixuantong@huawei.com> - 2.9.3-1
 - Type:NA
 - ID:NA