diff --git a/libmpdemux/demux_ts.c b/libmpdemux/demux_ts.c
index d3f7470edf..7cc74b1e03 100644
--- a/libmpdemux/demux_ts.c
+++ b/libmpdemux/demux_ts.c
@@ -44,7 +44,7 @@
 
 #define MAX_HEADER_SIZE 6			/* enough for PES header + length */
 #define MAX_CHECK_SIZE	65535
-#define TS_MAX_PROBE_SIZE 2000000 /* dont forget to change this in cfg-common.h too */
+#define TS_MAX_PROBE_SIZE 2000000 /* do not forget to change this in cfg-common_opts.h, too */
 #define NUM_CONSECUTIVE_TS_PACKETS 32
 #define NUM_CONSECUTIVE_AUDIO_PACKETS 348
 #define MAX_A52_FRAME_SIZE 3840