diff --git a/src/Xiaomi_Scale.py b/src/Xiaomi_Scale.py
index 5ff8489..e4bbecc 100644
--- a/src/Xiaomi_Scale.py
+++ b/src/Xiaomi_Scale.py
@@ -36,7 +36,7 @@
 MQTT_PORT = int(os.getenv('MQTT_PORT', 1883))
 MQTT_TIMEOUT = int(os.getenv('MQTT_TIMEOUT', 60))
 MQTT_PREFIX = os.getenv('MQTT_PREFIX', 'miscale')
-TIME_INTERVAL = int(os.getenv('TIME_INTERVAL, '30'))
+TIME_INTERVAL = int(os.getenv('TIME_INTERVAL', 30))
 OLD_MEASURE = ''
 
 # User Variables...