diff --git a/exec_command.py b/exec_command.py
index 9b8ae94..7b73f6a 100644
--- a/exec_command.py
+++ b/exec_command.py
@@ -2,6 +2,7 @@ import config
 import json
 import logging
 import mqtt
+import os
 import report
 import subprocess
 import time
@@ -13,6 +14,14 @@ except ImportError:
 logger = logging.getLogger(ROOT_LOGGER_NAME).getChild('main')
 
 
+my_handler = logging.handlers.RotatingFileHandler(os.path.join(config.__BASEPATH__, 'door_bell.log'), mode='a', maxBytes=5*1024*1024, backupCount=3, encoding=None, delay=0)
+my_handler.setLevel(logging.INFO)
+my_handler.setFormatter(logging.Formatter("%(asctime)s: %(message)s"))
+bell_log = logging.getLogger('root')
+bell_log.setLevel(logging.INFO)
+bell_log.addHandler(my_handler)
+
+
 class exec_command(mqtt.mqtt_client):
     def __init__(self):
         self.__block_execution__ = False
@@ -22,8 +31,10 @@ class exec_command(mqtt.mqtt_client):
         # Start a pseudo process
         self.process = subprocess.Popen(["sleep", "0"])
 
-    def exec_command(self, cmd):
+    def exec_command(self, cmd, message):
         self.process = subprocess.Popen(cmd.split(" "))
+        if 'bell' in message.topic:
+            bell_log.info('Door Bell activated (%s)', message.topic)
 
     def mqtt_rx(self, client, userdate, message):
         payload = None
@@ -48,7 +59,7 @@ class exec_command(mqtt.mqtt_client):
             if self.process.poll() is None:
                 self.process.kill()
             logger.debug("Starting execution in background...")
-            self.exec_command(config.EXEC_LIST[message.topic]['command'])
+            self.exec_command(config.EXEC_LIST[message.topic]['command'], message)
 
 
 if __name__ == '__main__':