diff --git a/openbsc/src/mgcp/mgcp_protocol.c b/openbsc/src/mgcp/mgcp_protocol.c
index 84fd155..f8f7067 100644
--- a/openbsc/src/mgcp/mgcp_protocol.c
+++ b/openbsc/src/mgcp/mgcp_protocol.c
@@ -942,8 +942,8 @@
 	if (!endp->is_transcoded)
 		return;
 
-	send_msg(endp, in_endp, endp->trans_bts.local_port, "CRCX", "recvonly");
-	send_msg(endp, in_endp, endp->trans_bts.local_port, "MDCX", "recvonly");
+	send_msg(endp, in_endp, endp->trans_bts.local_port, "CRCX", "sendrecv");
+	send_msg(endp, in_endp, endp->trans_bts.local_port, "MDCX", "sendrecv");
 	send_msg(endp, out_endp, endp->trans_net.local_port, "CRCX", "sendrecv");
 	send_msg(endp, out_endp, endp->trans_net.local_port, "MDCX", "sendrecv");