diff --git a/etc/etags.1 b/etc/etags.1
index 80fe2843b91..c6bdc7e8ffd 100644
--- a/etc/etags.1
+++ b/etc/etags.1
@@ -37,7 +37,7 @@ etags, ctags \- generate tag file for Emacs, vi
 [\|\-\-language=\fIlanguage\fP\|] [\|\-\-members\|]
 [\|\-\-output=\fItagfile\fP\|] [\|\-\-regex=\fIregexp\fP\|]
 [\|\-\-typedefs\|] [\|\-\-typedefs\-and\-c++\|]
-[\|\-\-update\|] [\|\-\-no\-warn\|]
+[\|\-\-update\|]
 [\|\-\-help\|] [\|\-\-version\|]
 \fIfile\fP .\|.\|.
 .ad b
@@ -262,11 +262,6 @@ Only \fBctags\fP accepts this option.
 Instead of generating a tag file, write index (in \fBvgrind\fP format)
 to standard output.  Only \fBctags\fP accepts this option.
 .TP
-.B \-w, \-\-no\-warn
-Suppress warning messages about duplicate entries.  The \fBetags\fP
-program does not check for duplicate entries, so this option is not
-allowed with it.
-.TP
 .B \-x, \-\-cxref
 Instead of generating a tag file, write a cross reference (in
 \fBcxref\fP format) to standard output.  Only \fBctags\fP accepts this option.