diff --git a/py34/bacpypes/netservice.py b/py34/bacpypes/netservice.py
index a4cdc24..c0bce42 100755
--- a/py34/bacpypes/netservice.py
+++ b/py34/bacpypes/netservice.py
@@ -16,7 +16,7 @@ from .npdu import Address, DecodingError, DisconnectConnectionToNetwork, \
     EstablishConnectionToNetwork, GlobalBroadcast, IAmRouterToNetwork, \
     ICouldBeRouterToNetwork, InitializeRoutingTable, InitializeRoutingTableAck, \
     LocalBroadcast, LocalStation, NPCI, NPDU, NetworkNumberIs, \
-    PCI, PDU, PDUData, RejectMessageToNetwork, RemoteBroadcast, RemoteStation, \    
+    PCI, PDU, PDUData, RejectMessageToNetwork, RemoteBroadcast, RemoteStation, \
     RouterAvailableToNetwork, RouterBusyToNetwork, RoutingTableEntry, \
     WhatIsNetworkNumber, WhoIsRouterToNetwork
 from .apdu import APDU as _APDU