diff --git a/Shorewall/Perl/Shorewall/Chains.pm b/Shorewall/Perl/Shorewall/Chains.pm
index 6ec445d35..80fef7ec8 100644
--- a/Shorewall/Perl/Shorewall/Chains.pm
+++ b/Shorewall/Perl/Shorewall/Chains.pm
@@ -2944,6 +2944,8 @@ sub combine_dports {
 			    next if $baseref->{$key} eq $ruleref->{$key};
 			    last RULE unless $key eq 'multiport' && $multi_sports eq get_multi_sports( $ruleref );
 			}
+
+			next RULE if $ports1 eq $ports2;
    
 			last if ( $ports += port_count( $ports2 ) ) > 15;
 
diff --git a/Shorewall/Perl/Shorewall/Compiler.pm b/Shorewall/Perl/Shorewall/Compiler.pm
index bc8e1da13..7d10e84ba 100644
--- a/Shorewall/Perl/Shorewall/Compiler.pm
+++ b/Shorewall/Perl/Shorewall/Compiler.pm
@@ -868,7 +868,7 @@ sub compiler {
 	    #
 	    generate_matrix;
 
-	    if ( $config{OPTIMIZE} & 0xE ) {
+	    if ( $config{OPTIMIZE} & 0x1E ) {
 		progress_message2 'Optimizing Ruleset...';
 		#
 		# Optimize Policy Chains
@@ -877,7 +877,7 @@ sub compiler {
 		#
 		# Ruleset Optimization
 		#
-		optimize_ruleset if $config{OPTIMIZE} & 0xC;
+		optimize_ruleset if $config{OPTIMIZE} & 0x1C;
 	    }
 
 	    enable_script if $debug;