diff --git a/Shorewall/Perl/Shorewall/Config.pm b/Shorewall/Perl/Shorewall/Config.pm
index 564f9ad1e..3fc3d9df3 100644
--- a/Shorewall/Perl/Shorewall/Config.pm
+++ b/Shorewall/Perl/Shorewall/Config.pm
@@ -358,7 +358,7 @@ sub initialize( $ ) {
 	      IPTABLES => undef,
 	      IP => undef,
 	      TC => undef,
-	      IPSEC => undef,
+	      IPSET => undef,
 	      #
 	      #PATH is inherited
 	      #
diff --git a/Shorewall/shorewall b/Shorewall/shorewall
index ed1d0b3a7..f02fdf17d 100755
--- a/Shorewall/shorewall
+++ b/Shorewall/shorewall
@@ -242,9 +242,9 @@ get_config() {
 		    fi
 		    ;;
 		*)
-		    prog="$(mywhich $IP 2> /dev/null)"
+		    prog="$(mywhich $TC 2> /dev/null)"
 		    if [ -z "$prog" ] ; then
-			echo "   ERROR: Can't find $IP executable" >&2
+			echo "   ERROR: Can't find $TC executable" >&2
 			exit 2
 		    fi
 		    TC=$prog