diff --git a/ema_workbench/em_framework/futures_ipyparallel.py b/ema_workbench/em_framework/futures_ipyparallel.py
index ef8f8bb59..fd044c589 100644
--- a/ema_workbench/em_framework/futures_ipyparallel.py
+++ b/ema_workbench/em_framework/futures_ipyparallel.py
@@ -16,7 +16,8 @@
 from traitlets import Unicode, Instance, List
 from traitlets.config import Application
 from traitlets.config.configurable import LoggingConfigurable
-from zmq.eventloop import ioloop, zmqstream
+from tornado import ioloop
+from zmq.eventloop import zmqstream
 
 from . import experiment_runner
 from .futures_util import setup_working_directories