diff --git a/dvb.c b/dvb.c
index 5a8de521..bec7a3e6 100644
Binary files a/dvb.c and b/dvb.c differ
diff --git a/tvhead.h b/tvhead.h
index afc02125..b948b94a 100644
--- a/tvhead.h
+++ b/tvhead.h
@@ -425,6 +425,8 @@ typedef struct th_transport {
 
   void (*tht_config_change)(struct th_transport *t);
 
+  const char *(*tht_sourcename)(struct th_transport *t);
+
   struct th_muxer_list tht_muxers; /* muxers */
 
   struct pluginaux_list tht_plugin_aux;