diff --git a/libmpdemux/demux_real.c b/libmpdemux/demux_real.c
index 2f7e9bc574..35eb71aefb 100644
--- a/libmpdemux/demux_real.c
+++ b/libmpdemux/demux_real.c
@@ -162,7 +162,7 @@ static void dump_index(demuxer_t *demuxer, int stream_id)
     if (verbose<=1)
 	return;
     
-    if (stream_id > MAX_STREAMS)
+    if (stream_id >= MAX_STREAMS)
 	return;
 
     index = priv->index_table[stream_id];