diff --git a/Shorewall6/shorewall6 b/Shorewall6/shorewall6
index 1a161cbfe..85c9fbc69 100755
--- a/Shorewall6/shorewall6
+++ b/Shorewall6/shorewall6
@@ -303,7 +303,9 @@ compiler() {
     if [ $g_perllib = /usr/share/shorewall ]; then
 	$command $PERL $debugflags $pc $options $@
     else
-	$command PERL5LIB=$g_perllib $PERL $debugflags $pc $options $@
+	PERL5LIB=$g_perllib
+	export PERL5LIB
+	$command $PERL $debugflags $pc $options $@
     fi
 }