diff --git a/gnuhealth-webdav@.service b/gnuhealth-webdav@.service
index 6e3d0b1..29ddf3c 100644
--- a/gnuhealth-webdav@.service
+++ b/gnuhealth-webdav@.service
@@ -4,6 +4,19 @@ After=syslog.target
 Requires=gnuhealth.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
+ProtectKernelLogs=true
+ProtectControlGroups=true
+RestrictRealtime=true
+# end of automatic additions 
 Type=simple
 User=tryton
 Group=tryton
diff --git a/gnuhealth.changes b/gnuhealth.changes
index ccc03d8..d08fbcb 100644
--- a/gnuhealth.changes
+++ b/gnuhealth.changes
@@ -1,3 +1,12 @@
+-------------------------------------------------------------------
+Mon Sep 20 14:02:25 UTC 2021 - Johannes Segitz <jsegitz@suse.com>
+
+- Added hardening to systemd service(s) (bsc#1181400). Added patch(es):
+  * harden_gnuhealth.service.patch
+  Modified:
+  * gnuhealth-webdav@.service
+  * gnuhealth.service
+
 -------------------------------------------------------------------
 Fri Apr 16 17:16:20 UTC 2021 - Axel Braun <axel.braun@gmx.de>
 
diff --git a/gnuhealth.service b/gnuhealth.service
index fd4a0a3..c35ad46 100644
--- a/gnuhealth.service
+++ b/gnuhealth.service
@@ -15,6 +15,13 @@ ProtectControlGroups=true
 MountFlags=private
 NoNewPrivileges=true
 PrivateDevices=true
+# added automatically, for details please see
+# https://en.opensuse.org/openSUSE:Security_Features#Systemd_hardening_effort
+ProtectHostname=true
+ProtectClock=true
+ProtectKernelLogs=true
+RestrictRealtime=true
+# end of automatic additions 
 MemoryDenyWriteExecute=true
 
 Type=simple
diff --git a/gnuhealth.spec b/gnuhealth.spec
index 8561863..48fa3f6 100644
--- a/gnuhealth.spec
+++ b/gnuhealth.spec
@@ -40,6 +40,7 @@ Source7:        gnuhealth-rpmlintrc
 Source8:        https://ftp.gnu.org/gnu/health/%{name}-%{version}.tar.gz.sig
 Source9:        https://savannah.gnu.org/project/memberlist-gpgkeys.php?group=health&download=1#/%{name}.keyring
 Patch0:         shebang.diff
+Patch1:	harden_gnuhealth.service.patch
 
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-generators
@@ -112,6 +113,7 @@ This package provides the interface to Orthanc
 %patch0 -p1
 cp %{S:1} .
 cp %{S:2} .
+%patch1 -p1
 
 %build
 for i in h*; do
diff --git a/harden_gnuhealth.service.patch b/harden_gnuhealth.service.patch
new file mode 100644
index 0000000..f8c7de6
--- /dev/null
+++ b/harden_gnuhealth.service.patch
@@ -0,0 +1,24 @@
+Index: gnuhealth-3.8.0/scripts/startup/gnuhealth.service
+===================================================================
+--- gnuhealth-3.8.0.orig/scripts/startup/gnuhealth.service
++++ gnuhealth-3.8.0/scripts/startup/gnuhealth.service
+@@ -3,6 +3,19 @@ Description=GNU Health Server
+ After=network.target
+ 
+ [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
++ProtectKernelLogs=true
++ProtectControlGroups=true
++RestrictRealtime=true
++# end of automatic additions 
+ Type=simple
+ User=gnuhealth
+ WorkingDirectory=/home/gnuhealth