diff --git a/rc.local b/rc.local
new file mode 100755
index 0000000..542d81a
--- /dev/null
+++ b/rc.local
@@ -0,0 +1,17 @@
+#!/bin/sh -e
+#
+# rc.local
+#
+# This script is executed at the end of each multiuser runlevel.
+# Make sure that the script will "exit 0" on success or any other
+# value on error.
+#
+# In order to enable or disable this script just change the execution
+# bits.
+#
+# By default this script does nothing.
+
+NIC=$(ip -4 route ls | grep default -m 1 | grep -Po '(?<=dev )(\S+)')
+iptables -t nat -A POSTROUTING -o $NIC -s 10.8.0.0/24 -j MASQUERADE
+
+exit 0