-diff -ur shorewall-5.2.0.4.orig/shorewall-5.2.0.4/Perl/Shorewall/Config.pm shorewall-5.2.0.4/shorewall-5.2.0.4/Perl/Shorewall/Config.pm
---- shorewall-5.2.0.4.orig/shorewall-5.2.0.4/Perl/Shorewall/Config.pm 2018-05-18 18:46:49.000000000 +0000
-+++ shorewall-5.2.0.4/shorewall-5.2.0.4/Perl/Shorewall/Config.pm 2018-06-20 12:32:04.348554961 +0000
+diff -ur shorewall-5.2.1.orig/shorewall/Perl/Shorewall/Config.pm shorewall-5.2.1/shorewall/Perl/Shorewall/Config.pm
+--- shorewall-5.2.1.orig/shorewall/Perl/Shorewall/Config.pm 2018-10-02 15:21:54.000000000 +0000
++++ shorewall-5.2.1/shorewall/Perl/Shorewall/Config.pm 2018-10-11 21:43:10.782033000 +0000