diff --git a/Shorewall/Perl/Shorewall/Chains.pm b/Shorewall/Perl/Shorewall/Chains.pm
index 967c59cb2..ae613528d 100644
--- a/Shorewall/Perl/Shorewall/Chains.pm
+++ b/Shorewall/Perl/Shorewall/Chains.pm
@@ -654,16 +654,17 @@ sub initialize( $$$ ) {
 
     %ipset_exists       = ();
 
-    %helpers = ( amanda          => TCP,
+    %helpers = ( amanda          => UDP,
 		 ftp             => TCP,
-		 h323            => UDP,
 		 irc             => TCP,
-		 netbios_ns      => UDP,
+		 'netbios-ns'    => UDP,
 		 pptp            => TCP,
+		 RAS             => UDP,
 		 sane            => TCP,
 		 sip             => UDP,
 		 snmp            => UDP,
-		 tftp            => UDP);
+		 tftp            => UDP,
+	       );
 
     %isocodes  = ();
     %nfobjects = ();