diff --git a/strongswan.spec b/strongswan.spec
index 0bee1f8c7b6b37f06b872f12e16fa6106d3b2609..47851e381bfa4e27d8273a2b680afd4a6a6add68 100644
--- a/strongswan.spec
+++ b/strongswan.spec
@@ -1,10 +1,11 @@
 Name:             strongswan
 Version:          5.7.2
-Release:          4
+Release:          5
 Summary:          An OpenSource IPsec-based VPN and TNC solution
 License:          GPLv2+
 URL:              http://www.strongswan.org/
 Source0:          http://download.strongswan.org/strongswan-%{version}.tar.bz2
+
 BuildRequires:    gcc systemd-devel gmp-devel libcurl-devel NetworkManager-libnm-devel openldap-devel
 BuildRequires:    openssl-devel sqlite-devel gettext-devel trousers-devel libxml2-devel pam-devel
 BuildRequires:    json-c-devel libgcrypt-devel systemd-devel iptables-devel
@@ -68,6 +69,13 @@ make %{?_smp_mflags}
 %make_install
 
 mv %{buildroot}%{_sysconfdir}/strongswan/dbus-1 %{buildroot}%{_sysconfdir}/
+# prefix man pages
+for i in %{buildroot}%{_mandir}/*/*; do
+    if echo "$i" | grep -vq '/strongswan[^\/]*$'; then
+        mv "$i" "`echo "$i" | sed -re 's|/([^/]+)$|/strongswan_\1|'`"
+    fi
+done
+
 rm -rf %{buildroot}%{_libdir}/strongswan/*.so
 
 chmod 644 %{buildroot}%{_sysconfdir}/strongswan/strongswan.conf
@@ -113,5 +121,8 @@ install -d -m 700 %{buildroot}%{_sysconfdir}/strongswan/ipsec.d/{aacerts acerts
 %{_mandir}/man8/*8.gz
 
 %changelog
+* Thu May 28 2020 Senlin Xia <xiasenlin1@huawei.com> - 5.7.2-5
+- prefix man pages
+ 
 * Fri Feb 14 2020 Ling Yang <lingyang2@huawei.com> - 5.7.2-4
 - Package init