diff --git a/simulator.py b/simulator.py
index 22ea0143..15039e46 100644
--- a/simulator.py
+++ b/simulator.py
@@ -748,32 +748,37 @@ def publish_openremote(sid: str, sensor: dict, values: dict) -> bool:
     return _or_put(asset_id, payload)
 
 def publish_influx(sid: str, sensor: dict, values: dict) -> bool:
-    """Write sensor data to InfluxDB."""
+    """Write sensor data to InfluxDB (async, non-blocking)."""
     if not _influx_write_api:
         return False
-    try:
-        stype = sensor["type"]
-        lat = sensor.get("lat", BASE_LAT)
-        lon = sensor.get("lon", BASE_LON)
-        
-        points = []
-        for field, value in values.items():
-            if isinstance(value, (int, float)):
-                p = influxdb_client.Point(stype)\
-                    .tag("sensor_id", sid)\
-                    .tag("location", sensor.get("name", sid))\
-                    .field(field, float(value))\
-                    .field("lat", float(lat))\
-                    .field("lon", float(lon))
-                points.append(p)
-        
-        if points:
-            _influx_write_api.write(bucket=INFLUX_BUCKET, record=points)
-            print(f"  📈 InfluxDB: {len(points)} points written")
-            return True
-    except Exception as e:
-        print(f"  ⚠️  InfluxDB → {e}")
-    return False
+    
+    def _write_async():
+        try:
+            stype = sensor["type"]
+            lat = sensor.get("lat", BASE_LAT)
+            lon = sensor.get("lon", BASE_LON)
+            
+            points = []
+            for field, value in values.items():
+                if isinstance(value, (int, float)):
+                    p = influxdb_client.Point(stype)\
+                        .tag("sensor_id", sid)\
+                        .tag("location", sensor.get("name", sid))\
+                        .field(field, float(value))\
+                        .field("lat", float(lat))\
+                        .field("lon", float(lon))
+                    points.append(p)
+            
+            if points:
+                _influx_write_api.write(bucket=INFLUX_BUCKET, record=points)
+                print(f"  📈 InfluxDB: {len(points)} points written")
+        except Exception as e:
+            print(f"  ⚠️  InfluxDB → {e}")
+    
+    # Exécution asynchrone (non-bloquante)
+    t = threading.Thread(target=_write_async, daemon=True)
+    t.start()
+    return True
 
 def main():
     print("╔══════════════════════════════════════════════════╗")