diff --git a/monitoring-plugins-2.3-check_ntp_perf_absolute.patch b/monitoring-plugins-2.3-check_ntp_perf_absolute.patch
new file mode 100644
index 0000000..8f2a5c7
--- /dev/null
+++ b/monitoring-plugins-2.3-check_ntp_perf_absolute.patch
@@ -0,0 +1,11 @@
+--- monitoring-plugins-2.3~alpha.20200520T233014.cadac85e/plugins/check_ntp_time.c	2020/10/12 16:05:30	1.1
++++ monitoring-plugins-2.3~alpha.20200520T233014.cadac85e/plugins/check_ntp_time.c	2020/10/12 16:07:13
+@@ -533,7 +533,7 @@
+ 
+ char *perfd_offset (double offset)
+ {
+-	return fperfdata ("offset", offset, "s",
++	return fperfdata ("offset", fabs(offset), "s",
+ 		TRUE, offset_thresholds->warning->end,
+ 		TRUE, offset_thresholds->critical->end,
+ 		FALSE, 0, FALSE, 0);
diff --git a/monitoring-plugins.changes b/monitoring-plugins.changes
index 90d8e65..5032dda 100644
--- a/monitoring-plugins.changes
+++ b/monitoring-plugins.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Tue Oct 13 11:05:10 CEST 2020 - ro@suse.de
+
+- add patch monitoring-plugins-2.3-check_ntp_perf_absolute.patch
+  return ntp offset absolute (as positive value) in performance
+  data since warn and crit are also positive values 
+
 -------------------------------------------------------------------
 Fri Sep 18 08:19:35 UTC 2020 - Dirk Stoecker <opensuse@dstoecker.de>
 
diff --git a/monitoring-plugins.spec b/monitoring-plugins.spec
index f108fca..07632bc 100644
--- a/monitoring-plugins.spec
+++ b/monitoring-plugins.spec
@@ -74,6 +74,7 @@ Patch118:       %{name}.check_hpjd.c-64bit-portability-issue.patch
 Patch119:       monitoring-plugins-2.2-mariadb_102_build_fix.patch
 # PATCH-FIX-UPSTREAM see https://bugzilla.redhat.com/512559
 Patch121:       %{name}-wrong_return_in_check_swap.patch
+Patch122:       monitoring-plugins-2.3-check_ntp_perf_absolute.patch
 BuildRequires:  bind-utils
 BuildRequires:  dhcp-devel
 BuildRequires:  fping
@@ -1125,6 +1126,7 @@ done
 %patch118 -p1
 %patch119 -p1
 %patch121 -p1
+%patch122 -p1
 find -type f -exec chmod 644 {} +
 
 %build