diff --git a/demux_mpg.c b/demux_mpg.c
index 1cc11a93c0..0bf5b568ee 100644
--- a/demux_mpg.c
+++ b/demux_mpg.c
@@ -5,6 +5,8 @@
 
 extern int verbose; // defined in mplayer.c
 
+#include "config.h"
+#include "dvdauth.h"
 #include "stream.h"
 #include "demuxer.h"