diff --git a/mininet/node.py b/mininet/node.py
index 17e153c..f572993 100644
--- a/mininet/node.py
+++ b/mininet/node.py
@@ -1307,3 +1307,4 @@ class NAT( Node ):
         self.cmd( 'sysctl net.ipv4.ip_forward=0' )
 
         super( NAT, self ).terminate()
+