diff --git a/modules/access/dvb/access.c b/modules/access/dvb/access.c
index 65ded2bab2056069606113e43fb639dea3f5de05..f88d27ff13fd3760a8f02687906093407aef2cb2 100644
--- a/modules/access/dvb/access.c
+++ b/modules/access/dvb/access.c
@@ -421,6 +421,8 @@ static int Open( vlc_object_t *p_this )
     else
         p_sys->i_read_once = DVB_READ_ONCE_START;
 
+    free( p_access->psz_demux );
+    p_access->psz_demux = strdup( "ts" );
     return VLC_SUCCESS;
 }