diff --git a/tangostationcontrol/tangostationcontrol/clients/opcua_client.py b/tangostationcontrol/tangostationcontrol/clients/opcua_client.py
index f94ec4e16fa7d1baf117d8108bc3f896560df70f..9b8637f339858768e026da152975efa4af1cce88 100644
--- a/tangostationcontrol/tangostationcontrol/clients/opcua_client.py
+++ b/tangostationcontrol/tangostationcontrol/clients/opcua_client.py
@@ -9,7 +9,7 @@ from tangostationcontrol.clients.comms_client import AsyncCommClient
 import logging
 logger = logging.getLogger()
 
-__all__ = ["OPCUAConnection", "event_loop"]
+__all__ = ["OPCUAConnection", "ProtocolAttribute"]
 
 numpy_to_OPCua_dict = {
     numpy.bool_: asyncua.ua.VariantType.Boolean,
diff --git a/tangostationcontrol/tangostationcontrol/statistics_writer/udp_dev/udp_write_manager.py b/tangostationcontrol/tangostationcontrol/statistics_writer/udp_dev/udp_write_manager.py
index d8e234225237bac1796f11afe80045c3e09b15d8..9ba412576d1ffdee1c7819467e2292286869079e 100644
--- a/tangostationcontrol/tangostationcontrol/statistics_writer/udp_dev/udp_write_manager.py
+++ b/tangostationcontrol/tangostationcontrol/statistics_writer/udp_dev/udp_write_manager.py
@@ -7,7 +7,7 @@ from statistics_writer.udp_dev import udp_server as udp
 import netifaces as ni
 from packet import SSTPacket
 
-__all__ = ["statistics_writer"]
+__all__ = ["Statistics_Writer"]
 
 
 class Statistics_Writer:
diff --git a/tangostationcontrol/tox.ini b/tangostationcontrol/tox.ini
index 8fd978fbe054e1188a25a47c774489349c44ff68..f833e34c7a6dbc874564c52defd4441f93e0fe16 100644
--- a/tangostationcontrol/tox.ini
+++ b/tangostationcontrol/tox.ini
@@ -78,5 +78,5 @@ commands =
 [flake8]
 filename = *.py,.stestr.conf,.txt
 #ignore = E501,  W291, W293, W391, E201, E201, E202, E203, E221, E222, E225, E226, E231, E241, E251, E252, E261, E301, E302, E303, E305, E306, E401, E402, F403,
-select = W292,B601,B602,T100,M001,F401,B001,B002,B003,B004,B005,B006,B007,B008,B009,B010,B011,B012,B013,B014.B015,B016,B017,B018, F401, F402, F403, F404, F405, F811, F812, F821
+select = W292,B601,B602,T100,M001,F401,B001,B002,B003,B004,B005,B006,B007,B008,B009,B010,B011,B012,B013,B014.B015,B016,B017,B018, F401, F402, F403, F404, F405, F811, F812, F821, F822
 exclude=.tox,.egg-info,libhdbpp-python