diff --git a/package/iptables/iptables.hash b/package/iptables/iptables.hash
new file mode 100644
index 000000000..a813f7429
--- /dev/null
+++ b/package/iptables/iptables.hash
@@ -0,0 +1,3 @@
+# From ftp://ftp.netfilter.org/pub/iptables/iptables-1.4.21.tar.bz2.{md5sum,sha1sum}
+md5	536d048c8e8eeebcd9757d0863ebb0c0 	iptables-1.4.21.tar.bz2
+sha1	85d4160537546a23a7e42bc26dd7ee62a0ede4c8	iptables-1.4.21.tar.bz2