diff --git a/nitric/resources/queues.py b/nitric/resources/queues.py
index fb0b622..f61bb3e 100644
--- a/nitric/resources/queues.py
+++ b/nitric/resources/queues.py
@@ -49,7 +49,7 @@ async def complete(self):
         Only callable for messages that have been dequeued.
         """
         try:
-            await self._queue.queue_stub.complete(
+            await self._queue._queue_stub.complete(
                 queue_complete_request=QueueCompleteRequest(queue_name=self._queue.name, lease_id=self.lease_id)
             )
         except GRPCError as grpc_err: