diff --git a/harden_telegraf.service.patch b/harden_telegraf.service.patch
new file mode 100644
index 0000000..97fa387
--- /dev/null
+++ b/harden_telegraf.service.patch
@@ -0,0 +1,24 @@
+Index: telegraf-1.19.0/scripts/telegraf.service
+===================================================================
+--- telegraf-1.19.0.orig/scripts/telegraf.service
++++ telegraf-1.19.0/scripts/telegraf.service
+@@ -4,6 +4,19 @@ Documentation=https://github.com/influxd
+ 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 
+ EnvironmentFile=-/etc/default/telegraf
+ User=telegraf
+ ExecStart=/usr/bin/telegraf -config /etc/telegraf/telegraf.conf -config-directory /etc/telegraf/telegraf.d $TELEGRAF_OPTS
diff --git a/telegraf.changes b/telegraf.changes
index 24808b2..b77e010 100644
--- a/telegraf.changes
+++ b/telegraf.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Wed Nov 24 14:18:31 UTC 2021 - Johannes Segitz <jsegitz@suse.com>
+
+- Added hardening to systemd service(s) (bsc#1181400). Added patch(es):
+  * harden_telegraf.service.patch
+
 -------------------------------------------------------------------
 Thu Jul 01 13:26:54 UTC 2021 - rpm@fthiessen.de
 
diff --git a/telegraf.spec b/telegraf.spec
index f92f81e..d518e5b 100644
--- a/telegraf.spec
+++ b/telegraf.spec
@@ -26,6 +26,7 @@ Group:          System/Monitoring
 URL:            https://github.com/influxdata/telegraf
 Source:         %{name}-%{version}.tar.xz
 Source1:        vendor.tar.xz
+Patch0:	harden_telegraf.service.patch
 BuildRequires:  git-core
 BuildRequires:  golang-packaging
 BuildRequires:  systemd-rpm-macros
@@ -41,6 +42,7 @@ easily add support for collecting metrics from local or remote services.
 %prep
 %setup -q
 %setup -q -T -D -a 1
+%patch0 -p1
 
 %build
 # Build the binary.