diff --git a/android/adapter.c b/android/adapter.c
index d8b47cf..1760bec 100644
--- a/android/adapter.c
+++ b/android/adapter.c
@@ -649,6 +649,25 @@ static void mgmt_device_connected_event(uint16_t index, uint16_t length,
 			HAL_EV_ACL_STATE_CHANGED, sizeof(hal_ev), &hal_ev, -1);
 }
 
+static void mgmt_device_disconnected_event(uint16_t index, uint16_t length,
+					const void *param, void *user_data)
+{
+	const struct mgmt_ev_device_disconnected *ev = param;
+	struct hal_ev_acl_state_changed hal_ev;
+
+	if (length < sizeof(*ev)) {
+		error("Too short device disconnected event (%u bytes)", length);
+		return;
+	}
+
+	hal_ev.status = HAL_STATUS_SUCCESS;
+	hal_ev.state = HAL_ACL_STATE_DISCONNECTED;
+	bdaddr2android(&ev->addr.bdaddr, hal_ev.bdaddr);
+
+	ipc_send(notification_io, HAL_SERVICE_ID_BLUETOOTH,
+			HAL_EV_ACL_STATE_CHANGED, sizeof(hal_ev), &hal_ev, -1);
+}
+
 static void mgmt_connect_failed_event(uint16_t index, uint16_t length,
 					const void *param, void *user_data)
 {
@@ -708,6 +727,10 @@ static void register_mgmt_handlers(void)
 	mgmt_register(adapter->mgmt, MGMT_EV_DEVICE_CONNECTED, adapter->index,
 				mgmt_device_connected_event, NULL, NULL);
 
+	mgmt_register(adapter->mgmt, MGMT_EV_DEVICE_DISCONNECTED,
+				adapter->index, mgmt_device_disconnected_event,
+				NULL, NULL);
+
 	mgmt_register(adapter->mgmt, MGMT_EV_CONNECT_FAILED, adapter->index,
 				mgmt_connect_failed_event, NULL, NULL);