diff --git a/Shorewall/Perl/Shorewall/Config.pm b/Shorewall/Perl/Shorewall/Config.pm
index ef410c109..5883d29e0 100644
--- a/Shorewall/Perl/Shorewall/Config.pm
+++ b/Shorewall/Perl/Shorewall/Config.pm
@@ -2905,13 +2905,9 @@ sub get_params() {
 
 	fatal_error "Processing of $fn failed" if $?;
 
-	my $variable;
-
 	for ( @params ) {
 	    if ( /^export (.*?)='(.*)'$/ ) {
-		$params{$variable = $1} = $2 unless $1 eq '_';
-	    } elsif ( /^export (.*?)='/ ) {
-		warning_message "Exported symbol '$1' ignored";
+		$params{$1} = $2 unless $1 eq '_';
 	    }	
 	} 
     }