diff --git a/src/packages/fff/fff-firewall/Makefile b/src/packages/fff/fff-firewall/Makefile
index 6384a899..42a5b31f 100644
--- a/src/packages/fff/fff-firewall/Makefile
+++ b/src/packages/fff/fff-firewall/Makefile
@@ -1,7 +1,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=fff-firewall
-PKG_RELEASE:=7
+PKG_RELEASE:=8
 
 include $(INCLUDE_DIR)/package.mk
 
diff --git a/src/packages/fff/fff-firewall/files/usr/lib/firewall.d/00-prepare b/src/packages/fff/fff-firewall/files/usr/lib/firewall.d/00-prepare
index 5a1b9aaf..f3899c90 100644
--- a/src/packages/fff/fff-firewall/files/usr/lib/firewall.d/00-prepare
+++ b/src/packages/fff/fff-firewall/files/usr/lib/firewall.d/00-prepare
@@ -5,5 +5,17 @@ ebtables -X
 iptables -F
 iptables -X
 
+iptables -F -t nat
+iptables -X -t nat
+
+iptables -F -t mangle
+iptables -X -t mangle
+
 ip6tables -F
 ip6tables -X
+
+ip6tables -F -t nat
+ip6tables -X -t nat
+
+ip6tables -F -t mangle
+ip6tables -X -t mangle