diff --git a/gst/mpegstream/gstmpegpacketize.c b/gst/mpegstream/gstmpegpacketize.c
index 1f43eca908..cb6b339d64 100644
--- a/gst/mpegstream/gstmpegpacketize.c
+++ b/gst/mpegstream/gstmpegpacketize.c
@@ -72,7 +72,7 @@ parse_packhead (GstMPEGPacketize *packetize)
   GST_DEBUG ("code %02x", *buf);
 
   /* start parsing the stream */
-  if ((*buf & 0xf0) == 0x40) {
+  if ((*buf & 0xc0) == 0x40) {
     GST_DEBUG ("packetize::parse_packhead setting mpeg2");
     packetize->MPEG2 = TRUE;
     length += 2;