diff --git a/agent1.py b/agent1.py
index 5d9348d..dea632b 100644
--- a/agent1.py
+++ b/agent1.py
@@ -133,6 +133,24 @@ def on_mqtt_notification(client, userdata, msg):
     except Exception as e:
         print("[MQTT] Erreur parsing notification scheduler : {}".format(e))
 
+def on_mqtt_register(client, userdata, msg):
+    """Reçoit les déclarations de mise en ligne des agents."""
+    try:
+        data       = json.loads(msg.payload.decode(errors="replace"))
+        agent      = data.get("agent", "?")
+        jid        = data.get("jid", "?")
+        mqtt_inbox = data.get("mqtt_inbox", "?")
+        speciality = data.get("speciality", "")
+        print("[REGISTER] {} en ligne (JID: {}, inbox: {})".format(agent, jid, mqtt_inbox))
+        # Notifier sylvain via XMPP
+        if xmpp_bot:
+            notif = "[EN LIGNE] {}\n  JID  : {}\n  MQTT : {}".format(agent, jid, mqtt_inbox)
+            if speciality:
+                notif += "\n  Rôle : {}".format(speciality)
+            xmpp_bot.send_message(mto=ADMIN_JID, mbody=notif, mtype='chat')
+    except Exception as e:
+        print("[MQTT] Erreur parsing register : {}".format(e))
+
 def start_mqtt_listener():
     global mqtt_pub_client
 
@@ -145,14 +163,16 @@ def start_mqtt_listener():
     sub.message_callback_add("agents/agent1/inbox",              on_mqtt_message)
     sub.message_callback_add("agents/errors",                    on_mqtt_error)
     sub.message_callback_add("agents/scheduler/notifications",   on_mqtt_notification)
+    sub.message_callback_add("agents/register",                  on_mqtt_register)
     sub.on_message = on_mqtt_message  # fallback
     sub.connect(MQTT_HOST, MQTT_PORT)
     sub.subscribe([
         (MQTT_INBOX,                       0),
         ("agents/errors",                  0),
         ("agents/scheduler/notifications", 0),
+        ("agents/register",                0),
     ])
-    print("[MQTT] Agent1 écoute sur {}, agents/errors, agents/scheduler/notifications".format(MQTT_INBOX))
+    print("[MQTT] Agent1 écoute sur {}, agents/errors, agents/scheduler/notifications, agents/register".format(MQTT_INBOX))
     sub.loop_forever()
 
 # ── BOT XMPP ─────────────────────────────────────────────────────────────