diff --git a/DOCS/man/en/mplayer.1 b/DOCS/man/en/mplayer.1
index 547d198718..3478302129 100644
--- a/DOCS/man/en/mplayer.1
+++ b/DOCS/man/en/mplayer.1
@@ -1353,6 +1353,11 @@ This option only works if the underlying media supports seeking
 (i.e.\& not with stdin, pipe, etc).
 .
 .TP
+.B \-noidx
+Skip rebuilding index file.
+MEncoder skips writing the index with this option.
+.
+.TP
 .B \-ipv4-only-proxy (network only)
 Skip the proxy for IPv6 addresses.
 It will still be used for IPv4 connections.