diff --git a/p4app/controller.py b/p4app/controller.py
index a8b0bc0..733a24e 100644
--- a/p4app/controller.py
+++ b/p4app/controller.py
@@ -177,7 +177,7 @@ class L2Controller(object):
 
     @staticmethod
     def add_host_ips(host, net, ipaddr, dev):
-        log.debug("Config host: {} {}->{} on {}".format(host, net, ipaddr, dev)
+        log.debug("Config host: {} {}->{} on {}".format(host, net, ipaddr, dev))
 
         subprocess.call(["mx", host, "ip", "addr", "flush", "dev", dev])
         for v6dev in [ "lo", "default", "all", dev ]: