diff --git a/gui-doc/scribblings/gui/miscwin-funcs.scrbl b/gui-doc/scribblings/gui/miscwin-funcs.scrbl
index 0f492c7d..67b49b3c 100644
--- a/gui-doc/scribblings/gui/miscwin-funcs.scrbl
+++ b/gui-doc/scribblings/gui/miscwin-funcs.scrbl
@@ -324,24 +324,24 @@ Plays a sound file. If @racket[async?] is false, the function does not
 
 On Windows, only @filepath{.wav} files are supported.
 
-On Unix, the function invokes an external sound-playing program;
-  looking for a few known programs (@exec{aplay}, @exec{play},
-  @exec{esdplay}, @exec{sndfile-play}, @exec{audioplay}). In addition, a
+On Mac OS X, Quicktime is used to play sounds; most sound
+ formats (@filepath{.wav}, @filepath{.aiff}, @filepath{.mp3}) are supported in recent versions of
+ Quicktime. To play @filepath{.wav} files, Quicktime 3.0 (compatible
+ with OS 7.5 and up) is required.
+
+On Unix, the function invokes an external sound-playing program---looking
+  by default for a few known programs (@exec{aplay}, @exec{play},
+  @exec{esdplay}, @exec{sndfile-play}, @exec{audioplay}). A
   play command can be defined through the @ResourceFirst{playcmd}
   preference (see @|mrprefsdiscuss|). The preference can hold a
   program name, or a format string containing a single @litchar{~a}
   where the filename should be substituted---and used as a shell
   command.  (Don't use @litchar{~s}, since the string that is used
   with the format string will be properly quoted and wrapped in double
-  quotes.)  A plain command name is usually better since execution is
+  quotes.)  A plain command name is usually better, since execution is
   faster.  The command's output is discarded, unless it returns an
-  error code---in this case the last part of the error output is
-  shown.
-
-On Mac OS X, Quicktime is used to play sounds; most sound
- formats (.wav, .aiff, .mp3) are supported in recent versions of
- Quicktime. In order to play .wav files, Quicktime 3.0 (compatible
- with OS 7.5 and up) is required.}
+  error code, in which case the last part of the error output is
+  shown.}
 
 
 @defproc[(position-integer? [v any/c]) boolean?]{