--- /usr/lib/nagios/plugins/check_running_kernel.org	2014-11-28 18:56:44.000000000 +0100
+++ /usr/lib/nagios/plugins/check_running_kernel	2018-01-03 17:43:21.653699640 +0100
@@ -206,7 +206,7 @@
 			if [ -x /usr/bin/lsb_release ] ; then
 				vendor=$(lsb_release -i -s)
 				if [ -n "$vendor" ] && [ "xDebian" != "x$vendor" ] ; then
-					on_disk_version=$( echo $on_disk_version|sed -e "s/ ($vendor [[:alnum:]\.-]\+ [[:alnum:]\.]\+)//")
+					on_disk_version=$( echo $on_disk_version|sed -e "s/ ($vendor [[:alnum:]\.~-]\+ [[:alnum:]\.~-]\+)//")
 				fi
 			fi
 			[ -z "$on_disk_version" ] || break