diff --git a/IPython/parallel/controller/heartmonitor.py b/IPython/parallel/controller/heartmonitor.py
index 77e75f7..1367c6d 100755
--- a/IPython/parallel/controller/heartmonitor.py
+++ b/IPython/parallel/controller/heartmonitor.py
@@ -61,7 +61,7 @@ class HeartMonitor(LoggingConfigurable):
 
     period=CFloat(1000, config=True,
         help='The frequency at which the Hub pings the engines for heartbeats '
-        ' (in ms) [default: 100]',
+        '(in ms)',
     )
 
     pingstream=Instance('zmq.eventloop.zmqstream.ZMQStream')