diff --git a/ChangeLog b/ChangeLog
index 4689e232e4..374e680acf 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2007-12-03  Wim Taymans  <wim.taymans@gmail.com>
+
+	* ext/mpeg2dec/gstmpeg2dec.h:
+	Use G_GINT64_CONSTANT, fixes compilation with MSVC 6.0.
+	Fixes #500808.
+
 2007-11-20  Julien MOUTTE  <julien@moutte.net>
 
 	* gst/realmedia/rtspreal.c: (rtsp_ext_real_parse_sdp): Fix build
diff --git a/ext/mpeg2dec/gstmpeg2dec.h b/ext/mpeg2dec/gstmpeg2dec.h
index 41578e1471..8675904fec 100644
--- a/ext/mpeg2dec/gstmpeg2dec.h
+++ b/ext/mpeg2dec/gstmpeg2dec.h
@@ -38,8 +38,8 @@ G_BEGIN_DECLS
 #define GST_IS_MPEG2DEC_CLASS(klass) \
   (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MPEG2DEC))
 
-#define MPEG_TIME_TO_GST_TIME(time) ((time) == -1 ? -1 : ((time) * (GST_MSECOND/10)) / 9LL)
-#define GST_TIME_TO_MPEG_TIME(time) ((time) == -1 ? -1 : ((time) * 9LL) / (GST_MSECOND/10))
+#define MPEG_TIME_TO_GST_TIME(time) ((time) == -1 ? -1 : ((time) * (GST_MSECOND/10)) / G_GINT64_CONSTANT(9))
+#define GST_TIME_TO_MPEG_TIME(time) ((time) == -1 ? -1 : ((time) * G_GINT64_CONSTANT(9)) / (GST_MSECOND/10))
 
 typedef struct _GstMpeg2dec GstMpeg2dec;
 typedef struct _GstMpeg2decClass GstMpeg2decClass;