diff -urNad firestarter-1.0.3~/src/scriptwriter.c firestarter-1.0.3/src/scriptwriter.c
--- firestarter-1.0.3~/src/scriptwriter.c	2008-09-13 20:50:02.000000000 +0100
+++ firestarter-1.0.3/src/scriptwriter.c	2008-09-13 20:52:09.000000000 +0100
@@ -233,11 +233,13 @@
 
 	fprintf (f, "# Lock the firewall, blocking all traffic\n"
 		    "lock_firewall () {\n"
+		    "	$IPT -F;\n"
+		    "	$IPT -X\n"
+		    "	$IPT -A INPUT -i lo -s 127.0.0.1 -d 127.0.0.1 -j ACCEPT\n"
+		    "	$IPT -A OUTPUT -s 127.0.0.1 -d 127.0.0.1 -j ACCEPT\n"
 		    "	$IPT -P INPUT DROP\n"
 		    "	$IPT -P FORWARD DROP\n"
 		    "	$IPT -P OUTPUT DROP\n"
-		    "	$IPT -F;\n"
-		    "	$IPT -X\n"
 		    "	$IPT -Z\n"
 		    "	retval=$?\n"
 		    "	if [ $? -eq 0 ]; then\n"