diff --git a/parsl/monitoring/db_manager.py b/parsl/monitoring/db_manager.py
index 8f9f302640..853bc4c3c7 100644
--- a/parsl/monitoring/db_manager.py
+++ b/parsl/monitoring/db_manager.py
@@ -1,11 +1,14 @@
 import datetime
 import logging
+import multiprocessing.queues as mpq
 import os
 import queue
 import threading
 import time
 from typing import Any, Dict, List, Optional, Set, Tuple, TypeVar, cast
 
+import typeguard
+
 from parsl.dataflow.states import States
 from parsl.errors import OptionalModuleMissing
 from parsl.log_utils import set_file_logger
@@ -305,10 +308,10 @@ def __init__(self,
         self.pending_resource_queue: queue.Queue[MonitoringMessage] = queue.Queue()
 
     def start(self,
-              priority_queue: "queue.Queue[TaggedMonitoringMessage]",
-              node_queue: "queue.Queue[MonitoringMessage]",
-              block_queue: "queue.Queue[MonitoringMessage]",
-              resource_queue: "queue.Queue[MonitoringMessage]") -> None:
+              priority_queue: mpq.Queue,
+              node_queue: mpq.Queue,
+              block_queue: mpq.Queue,
+              resource_queue: mpq.Queue) -> None:
 
         self._kill_event = threading.Event()
         self._priority_queue_pull_thread = threading.Thread(target=self._migrate_logs_to_internal,
@@ -719,11 +722,12 @@ def close(self) -> None:
 
 
 @wrap_with_logs(target="database_manager")
-def dbm_starter(exception_q: "queue.Queue[Tuple[str, str]]",
-                priority_msgs: "queue.Queue[TaggedMonitoringMessage]",
-                node_msgs: "queue.Queue[MonitoringMessage]",
-                block_msgs: "queue.Queue[MonitoringMessage]",
-                resource_msgs: "queue.Queue[MonitoringMessage]",
+@typeguard.typechecked
+def dbm_starter(exception_q: mpq.Queue,
+                priority_msgs: mpq.Queue,
+                node_msgs: mpq.Queue,
+                block_msgs: mpq.Queue,
+                resource_msgs: mpq.Queue,
                 db_url: str,
                 logdir: str,
                 logging_level: int) -> None:
diff --git a/parsl/monitoring/router.py b/parsl/monitoring/router.py
index 4be454b797..7cce223048 100644
--- a/parsl/monitoring/router.py
+++ b/parsl/monitoring/router.py
@@ -1,15 +1,16 @@
 from __future__ import annotations
 
 import logging
+import multiprocessing.queues as mpq
 import os
 import pickle
-import queue
 import socket
 import threading
 import time
 from multiprocessing.synchronize import Event
-from typing import Optional, Tuple, Union
+from typing import Optional, Tuple
 
+import typeguard
 import zmq
 
 from parsl.log_utils import set_file_logger
@@ -33,10 +34,10 @@ def __init__(self,
                  logdir: str = ".",
                  logging_level: int = logging.INFO,
                  atexit_timeout: int = 3,   # in seconds
-                 priority_msgs: "queue.Queue[AddressedMonitoringMessage]",
-                 node_msgs: "queue.Queue[AddressedMonitoringMessage]",
-                 block_msgs: "queue.Queue[AddressedMonitoringMessage]",
-                 resource_msgs: "queue.Queue[AddressedMonitoringMessage]",
+                 priority_msgs: mpq.Queue,
+                 node_msgs: mpq.Queue,
+                 block_msgs: mpq.Queue,
+                 resource_msgs: mpq.Queue,
                  exit_event: Event,
                  ):
         """ Initializes a monitoring configuration class.
@@ -202,12 +203,13 @@ def start_zmq_listener(self) -> None:
 
 
 @wrap_with_logs
-def router_starter(comm_q: "queue.Queue[Union[Tuple[int, int], str]]",
-                   exception_q: "queue.Queue[Tuple[str, str]]",
-                   priority_msgs: "queue.Queue[AddressedMonitoringMessage]",
-                   node_msgs: "queue.Queue[AddressedMonitoringMessage]",
-                   block_msgs: "queue.Queue[AddressedMonitoringMessage]",
-                   resource_msgs: "queue.Queue[AddressedMonitoringMessage]",
+@typeguard.typechecked
+def router_starter(comm_q: mpq.Queue,
+                   exception_q: mpq.Queue,
+                   priority_msgs: mpq.Queue,
+                   node_msgs: mpq.Queue,
+                   block_msgs: mpq.Queue,
+                   resource_msgs: mpq.Queue,
                    exit_event: Event,
 
                    hub_address: str,