diff --git a/agent2_debian13.py b/agent2_debian13.py
index ce8c70e..126aaad 100644
--- a/agent2_debian13.py
+++ b/agent2_debian13.py
@@ -110,10 +110,22 @@ def start_mqtt_listener():
     global mqtt_publish_client
 
     # Client dédié à la publication
+    import json as _json
+    _status_topic = "agents/status/{}".format(MQTT_CLIENT)
+    _offline_payload = _json.dumps({"status": "offline", "agent": MQTT_CLIENT})
+    _online_payload  = _json.dumps({
+        "status"    : "online",
+        "agent"     : MQTT_CLIENT,
+        "jid"       : XMPP_JID,
+        "mqtt_inbox": MQTT_INBOX,
+    })
+
     mqtt_publish_client = mqtt.Client(mqtt.CallbackAPIVersion.VERSION2,
                                       client_id=MQTT_CLIENT + "_pub")
+    mqtt_publish_client.will_set(_status_topic, _offline_payload, retain=True)
     mqtt_publish_client.connect(MQTT_HOST, MQTT_PORT)
     mqtt_publish_client.loop_start()
+    mqtt_publish_client.publish(_status_topic, _online_payload, retain=True)
     register_to_agent1()
 
     # Client dédié à la souscription