diff --git a/config/outgoingfw/outgoingfw.pl b/config/outgoingfw/outgoingfw.pl
index a20e34da3..84298e415 100644
--- a/config/outgoingfw/outgoingfw.pl
+++ b/config/outgoingfw/outgoingfw.pl
@@ -1,3 +1,4 @@
+#!/usr/bin/perl
 ###############################################################################
 #                                                                             #
 # IPFire.org - A linux based firewall                                         #