diff --git a/doc/Guidebook.mn b/doc/Guidebook.mn
index ade098ac7..e0c338eb2 100644
--- a/doc/Guidebook.mn
+++ b/doc/Guidebook.mn
@@ -2025,6 +2025,9 @@ Show your approximate accumulated score on bottom line (default off).
 Suppress terminal beeps (default on).
 .lp sortpack
 Sort the pack contents by type when displaying inventory (default on).
+.lp sound
+Enable messages about what your character hears (default on).
+Note that this has nothing to do with your computer's audio capabilities.
 .lp sparkle
 Display a sparkly effect when a monster (including yourself) is hit by an
 attack to which it is resistant (default on).
@@ -2225,11 +2228,11 @@ that matches a user-defined pattern is delivered to the message window.
 At this time the Qt port and the win32tty and win32gui ports support the
 use of user sounds.
 .pg
-The following config file options are relevant to mapping user sounds
+The following config file entries are relevant to mapping user sounds
 to messages:
-.lp soundir
+.lp SOUNDDIR
 The directory that houses the sound files to be played.
-.lp sound
+.lp SOUND
 An entry that maps a sound file to a user-specified message pattern.
 Each SOUND entry is broken down into the following parts:
 .sd
diff --git a/doc/Guidebook.tex b/doc/Guidebook.tex
index 30bf61f97..c0d6becc2 100644
--- a/doc/Guidebook.tex
+++ b/doc/Guidebook.tex
@@ -27,7 +27,7 @@
 \begin{document}
 %
 % input file: guidebook.mn
-% $Revision: 1.54 $ $Date: 2002/09/24 09:42:53 $
+% $Revision: 1.55 $ $Date: 2002/09/26 07:37:12 $
 %
 %.ds h0 "
 %.ds h1 %.ds h2 \%
@@ -2488,6 +2488,10 @@ Suppress terminal beeps (default on).
 \item[\ib{sortpack}]
 Sort the pack contents by type when displaying inventory (default on).
 %.lp
+\item[\ib{sound}]
+Enable messages about what your character hears (default on).
+Note that this has nothing to do with your computer's audio capabilities.
+%.lp
 \item[\ib{standout}]
 Boldface monsters and ``{\tt --More--}'' (default off).
 %.lp
@@ -2750,15 +2754,15 @@ At this time the Qt port and the win32tty and win32gui ports support the
 use of user sounds.
 
 %.pg
-The following config file options are relevant to mapping user sounds
+The following config file entries are relevant to mapping user sounds
 to messages:
 
 \blist{}
 %.lp
-\item[\ib{soundir}]
+\item[\ib{SOUNDDIR}]
 The directory that houses the sound files to be played.
 %.lp
-\item[\ib{sound}]
+\item[\ib{SOUND}]
 An entry that maps a sound file to a user-specified message pattern.
 Each SOUND entry is broken down into the following parts:
 
diff --git a/doc/fixes34.1 b/doc/fixes34.1
index 088bbefda..e9cae5d61 100644
--- a/doc/fixes34.1
+++ b/doc/fixes34.1
@@ -276,6 +276,7 @@ when summoning nasty monsters, use new monster's type to decide if they can
 	be placed on boulders, et al, not the summoning monster's type
 don't display the "intones:" prefix when !soundok since the message suffix
 	won't be displayed in this case
+document "sound" option in Guidebook
 
 
 Platform- and/or Interface-Specific Fixes