diff --git a/devices.py b/devices.py
index 4120b0a..b776e14 100644
--- a/devices.py
+++ b/devices.py
@@ -31,7 +31,7 @@ import os
 from os.path import expanduser
 
 from nicos import config, session
-from nicos.core import Override, Param, Moveable, status, DeviceAlias, SIMULATION, POLLER
+from nicos.core import Override, Param, Moveable, status, POLLER, SIMULATION
 from nicos.devices.secop import SecNodeDevice
 from nicos.core import Device, anytype, listof
 from nicos.utils.comparestrings import compare