diff --git a/src/sender/soundsender.py b/src/sender/soundsender.py
index ab2d50b..d4aaae5 100644
--- a/src/sender/soundsender.py
+++ b/src/sender/soundsender.py
@@ -8,6 +8,7 @@ from .abcsender import AbcSender
 from utils import config, LoopingTimer
 from urllib.parse import urljoin
 import time
+from threading import Lock
 
 """
 Send a sound sample
@@ -24,6 +25,8 @@ class SoundSender(AbcSender):
     SoundSender class, responsible for sending sound samples to the cloud.
     """
 
+    super_global_multi_sender_preventer = Lock()
+
     def __init__(self):
 
         self._feed_url = None
@@ -127,7 +130,9 @@ class SoundSender(AbcSender):
                 )
             }
 
-            r = requests.post(urljoin(self._feed_url, config.FEED_TYPE), files=files)
+            with SoundSender.super_global_multi_sender_preventer:
+                r = requests.post(urljoin(self._feed_url, config.FEED_TYPE), files=files)
+
             logging.debug(f"Content: {r.content.decode()}")
             logging.debug(f"Headers: {r.headers}")
             r.raise_for_status()