diff --git a/sw/ground_segment/tmtc/link.ml b/sw/ground_segment/tmtc/link.ml
index 426da505c3..0bcec97b6c 100644
--- a/sw/ground_segment/tmtc/link.ml
+++ b/sw/ground_segment/tmtc/link.ml
@@ -308,6 +308,11 @@ let send = fun ac_id device payload _priority ->
 	    let buf = Pprz.Transport.packet payload in
 	    Printf.fprintf o "%s" buf; flush o;
 	    Debug.call 's' (fun f -> fprintf f "mm sending: %s\n" (Debug.xprint buf));
+  | Pprz2 ->
+      let o = Unix.out_channel_of_descr device.fd in
+      let buf = Pprz.TransportExtended.packet payload in
+      Printf.fprintf o "%s" buf; flush o;
+      Debug.call 'l' (fun f -> fprintf f "mm sending: %s\n" (Debug.xprint buf));
 	| XBee ->
 	    XB.send ~ac_id device payload