diff --git a/aprsd/messaging.py b/aprsd/messaging.py
index 57f9465..34627f3 100644
--- a/aprsd/messaging.py
+++ b/aprsd/messaging.py
@@ -13,11 +13,6 @@ from aprsd import client, threads, utils
 
 LOG = logging.getLogger("APRSD")
 
-# message_nubmer:ack  combos so we stop sending a message after an
-# ack from radio {int:int}
-# FIXME
-ack_dict = {}
-
 # What to return from a plugin if we have processed the message
 # and it's ok, but don't send a usage string back
 NULL_MESSAGE = -1
@@ -240,8 +235,6 @@ class TextMessage(Message):
         return re.sub("fuck|shit|cunt|piss|cock|bitch", "****", message)
 
     def send(self):
-        global ack_dict
-
         tracker = MsgTrack()
         tracker.add(self)
         LOG.debug("Length of MsgTrack is {}".format(len(tracker)))
diff --git a/aprsd/threads.py b/aprsd/threads.py
index 9de0c0c..e352bf9 100644
--- a/aprsd/threads.py
+++ b/aprsd/threads.py
@@ -116,7 +116,6 @@ class APRSDRXThread(APRSDThread):
         tracker = messaging.MsgTrack()
         tracker.remove(ack_num)
         LOG.debug("Length of MsgTrack is {}".format(len(tracker)))
-        # messaging.ack_dict.update({int(ack_num): 1})
         return
 
     def process_mic_e_packet(self, packet):