diff --git a/lib/tfw/networking/event_handlers/server_connector.py b/lib/tfw/networking/event_handlers/server_connector.py
index ee4c50e..63f20d0 100644
--- a/lib/tfw/networking/event_handlers/server_connector.py
+++ b/lib/tfw/networking/event_handlers/server_connector.py
@@ -1,6 +1,5 @@
 import zmq
 from functools import partial
-from zmq.eventloop import ioloop
 from zmq.eventloop.zmqstream import ZMQStream
 
 from tfw.networking.serialization import serialize_all
@@ -8,9 +7,6 @@ from tfw.config import PUBLISHER_PORT, RECEIVER_PORT
 from tfw.util import ZMQConnectorBase
 
 
-ioloop.install()
-
-
 class ServerDownlinkConnector(ZMQConnectorBase):
     def __init__(self, zmq_context=None):
         super(ServerDownlinkConnector, self).__init__(zmq_context)
diff --git a/lib/tfw/networking/server/event_handler_connector.py b/lib/tfw/networking/server/event_handler_connector.py
index 276ad9a..4b7240e 100644
--- a/lib/tfw/networking/server/event_handler_connector.py
+++ b/lib/tfw/networking/server/event_handler_connector.py
@@ -1,5 +1,4 @@
 import zmq
-from zmq.eventloop import ioloop
 from zmq.eventloop.zmqstream import ZMQStream
 
 from tfw.networking.serialization import serialize_all
@@ -9,9 +8,6 @@ log = logging.getLogger(__name__)
 from tfw.util import ZMQConnectorBase
 
 
-ioloop.install()
-
-
 class EventHandlerDownlinkConnector(ZMQConnectorBase):
     def __init__(self, zmq_context=None):
         super(EventHandlerDownlinkConnector, self).__init__(zmq_context)