diff --git a/fail2ban.changes b/fail2ban.changes
index edd0281..07e580b 100644
--- a/fail2ban.changes
+++ b/fail2ban.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Tue Sep 14 07:47:32 UTC 2021 - Johannes Segitz <jsegitz@suse.com>
+
+- Added hardening to systemd service(s) (bsc#1181400). Added patch(es):
+  * harden_fail2ban.service.patch
+
 -------------------------------------------------------------------
 Tue Aug 24 13:40:32 UTC 2021 - Johannes Weberhofer <jweberhofer@weberhofer.at>
 
diff --git a/fail2ban.spec b/fail2ban.spec
index 9932745..04a7c71 100644
--- a/fail2ban.spec
+++ b/fail2ban.spec
@@ -51,6 +51,7 @@ Patch201:       %{name}-0.10.4-env-script-interpreter.patch
 Patch300:       fail2ban-opensuse-service-sfw.patch
 # PATCH-FIX-UPSTREAM fail2ban-0.11.2-upstream-patch-for-CVE-2021-32749.patch jweberhofer@weberhofer.at -- fixes CVE-2021-32749
 Patch400:       fail2ban-0.11.2-upstream-patch-for-CVE-2021-32749.patch
+Patch401:       harden_fail2ban.service.patch
 
 BuildRequires:  fdupes
 BuildRequires:  logrotate
@@ -137,6 +138,7 @@ sed -i -e 's/^before = paths-.*/before = paths-opensuse.conf/' config/jail.conf
 %patch300 -p1
 %endif
 %patch400 -p1
+%patch401 -p1
 
 rm 	config/paths-arch.conf \
 	config/paths-debian.conf \
diff --git a/harden_fail2ban.service.patch b/harden_fail2ban.service.patch
new file mode 100644
index 0000000..1402b50
--- /dev/null
+++ b/harden_fail2ban.service.patch
@@ -0,0 +1,23 @@
+Index: fail2ban-0.11.2/files/fail2ban.service.in
+===================================================================
+--- fail2ban-0.11.2.orig/files/fail2ban.service.in
++++ fail2ban-0.11.2/files/fail2ban.service.in
+@@ -5,6 +5,18 @@ After=network.target iptables.service fi
+ PartOf=firewalld.service ipset.service nftables.service
+ 
+ [Service]
++# added automatically, for details please see
++# https://en.opensuse.org/openSUSE:Security_Features#Systemd_hardening_effort
++ProtectSystem=full
++ProtectHome=true
++PrivateDevices=true
++ProtectHostname=true
++ProtectClock=true
++ProtectKernelTunables=true
++ProtectKernelModules=true
++ProtectControlGroups=true
++RestrictRealtime=true
++# end of automatic additions 
+ Type=simple
+ EnvironmentFile=-/etc/sysconfig/fail2ban
+ Environment="PYTHONNOUSERSITE=1"