diff --git a/simulator.py b/simulator.py
index 193a6127..4ff62915 100644
--- a/simulator.py
+++ b/simulator.py
@@ -83,7 +83,7 @@ REDPANDA_PORT   = int(os.environ.get("REDPANDA_PORT", "8082"))
 REDPANDA_BASE   = f"http://{REDPANDA_HOST}:{REDPANDA_PORT}"
 
 # InfluxDB config
-ENABLE_INFLUX  = os.environ.get("ENABLE_INFLUX", "1") == "1"
+ENABLE_INFLUX  = os.environ.get("ENABLE_INFLUX", "1").lower() in ("1", "true", "yes", "on")
 INFLUX_URL    = os.environ.get("INFLUX_URL", "http://smart-city-influxdb:8086")  # InfluxDB v2 sur smartcity-shared
 INFLUX_ORG    = os.environ.get("INFLUX_ORG", "digitribe")
 INFLUX_BUCKET = os.environ.get("INFLUX_BUCKET", "iot_data")