diff --git a/mininet/node.py b/mininet/node.py
index 3185746..6c60ea1 100644
--- a/mininet/node.py
+++ b/mininet/node.py
@@ -1087,6 +1087,7 @@ class IVSSwitch(Switch):
             args.extend( ['-c', '%s:%d' % (c.IP(), c.port)] )
         if self.listenPort:
             args.extend( ['--listen', '127.0.0.1:%i' % self.listenPort] )
+        args.append( self.opts )
 
         logfile = '/tmp/ivs.%s.log' % self.name