diff --git a/utils/queues.py b/utils/queues.py
index a571358..a69857d 100644
--- a/utils/queues.py
+++ b/utils/queues.py
@@ -13,7 +13,7 @@ else:
     QUEUES_URL = 'http://queues:1239'
 
 
-executor = ThreadPoolExecutor(max_workers=1)
+executor = ThreadPoolExecutor(max_workers=4)
 
 
 class QueuesException(Exception):
@@ -40,8 +40,8 @@ class TasksHandlerMixin:
             print(f"Error sending metric: {e}")
 
     def send_metric(self, start: datetime.datetime, end: datetime.datetime, success: bool):
-        # executor.submit(self._send_metric, start, end, success)
-        self._send_metric(start, end, success)
+        executor.submit(self._send_metric, start, end, success)
+        # self._send_metric(start, end, success)
 
     def poll(self):
         while True: