diff --git a/doc/bash.1 b/doc/bash.1
--- a/doc/bash.1
+++ b/doc/bash.1
@@ -9889,6 +9889,9 @@ If set, the
to find the directory containing the file supplied as an argument.
This option is enabled by default.
.TP 8
+.B syslog_history
+If set, command history is logged to syslog.
+.TP 8
.B xpg_echo
If set, the \fBecho\fP builtin expands backslash-escape sequences
by default.