diff --git a/ddbridge/ddbridge-max.c b/ddbridge/ddbridge-max.c
index cef0468..6c5a528 100644
--- a/ddbridge/ddbridge-max.c
+++ b/ddbridge/ddbridge-max.c
@@ -113,12 +113,14 @@ static int max_send_master_cmd(struct dvb_frontend *fe,
 
 	if (cmd->msg_len &&
 	    cmd->msg_len == input_diseqc_sequence_length &&
-	    !memcmp(cmd->msg, input_diseqc_sequence, cmd->msg_len - 1))
-		return max_set_input(fe, cmd->msg[cmd->msg_len - 1] & 0x0f);
-
+	    !memcmp(cmd->msg, input_diseqc_sequence, cmd->msg_len - 1)) {
+		if (dvb->fe->ops.set_input == max_set_input)
+			return max_set_input(fe, cmd->msg[cmd->msg_len - 1] & 0x0f);
+		else
+			return 0;
+	}
 	if (dvb->diseqc_send_master_cmd)
 		dvb->diseqc_send_master_cmd(fe, cmd);
-
 	mutex_lock(&dev->link[port->lnr].lnb.lock);
 	ddbwritel(dev, 0, tag | base | LNB_BUF_LEVEL(dvb->input));
 	for (i = 0; i < cmd->msg_len; i++)