Index: leahi_dialin/fp/modules/boost_pump.py
===================================================================
diff -u -r99f9233b24e6115bb1384ec8f5a077aefc37ab4b -rf03c9a32180573f2430105ad69eb91d9f597a96b
--- leahi_dialin/fp/modules/boost_pump.py	(.../boost_pump.py)	(revision 99f9233b24e6115bb1384ec8f5a077aefc37ab4b)
+++ leahi_dialin/fp/modules/boost_pump.py	(.../boost_pump.py)	(revision f03c9a32180573f2430105ad69eb91d9f597a96b)
@@ -21,8 +21,9 @@
 from leahi_dialin.common import fp_enum_repository
 from leahi_dialin.common.msg_defs import MsgIds, MsgFieldPositions
 from leahi_dialin.common.override_templates import cmd_generic_broadcast_interval_override, cmd_generic_override
-from leahi_dialin.protocols.CAN import DenaliChannels
-from leahi_dialin.utils.base import AbstractSubSystem, publish
+from leahi_dialin.protocols.CAN import DenaliCanMessenger, DenaliChannels
+from leahi_dialin.utils.abstract_classes import AbstractSubSystem
+from leahi_dialin.utils.base import publish
 from leahi_dialin.utils.conversions import integer_to_bytearray, float_to_bytearray
 
 
@@ -31,7 +32,7 @@
         Dialin API sub-class for FP Boost pump controller related commands.
     """
 
-    def __init__(self, can_interface, logger: Logger):
+    def __init__(self, can_interface: DenaliCanMessenger, logger: Logger):
         """
         FPBoostPump constructor
         """