diff --git a/battery2mqtt.py b/battery2mqtt.py
index 61507d4..12b8a80 100644
--- a/battery2mqtt.py
+++ b/battery2mqtt.py
@@ -26,8 +26,6 @@ if LOG_LEVEL.lower() not in ['debug', 'info', 'warning', 'error']:
 else:
     logging.basicConfig(level=LOG_LEVEL, format='%(asctime)s %(levelname)s: %(message)s')
 
-client = mqtt.Client(MQTT_CLIENT)
-
 monitored_conditions = MONITORED_CONDITIONS.split(',')
 path = "/sys/class/power_supply/"
 dirs = os.listdir(path)
@@ -41,6 +39,7 @@ def mqtt_connect():
     # Connect to MQTT broker, set LWT, and start loop
     global mqtt_connected
     try:
+        client = mqtt.Client(MQTT_CLIENT)
         client.username_pw_set(MQTT_USER, MQTT_PASSWORD)
         client.will_set("battery2mqtt/" + MQTT_TOPIC + '/status', 'offline', 0, True)
         client.connect(MQTT_HOST, MQTT_PORT)
@@ -68,7 +67,6 @@ def check_conditions():
 def get_info():
     # Get requested conditions and generate/send MQTT payload
     global payload
-    global prev_payload
     for dir in dirs:
         if AC_ADAPTER:
             if dir.startswith('AC'):
@@ -139,4 +137,4 @@ mqtt_connect()
 
 while mqtt_connected:
     get_info()
-    sleep(INTERVAL)
\ No newline at end of file
+    sleep(INTERVAL)