diff --git a/notes/mred/HISTORY b/notes/mred/HISTORY
index 2ed7d90c..e60f94f7 100644
--- a/notes/mred/HISTORY
+++ b/notes/mred/HISTORY
@@ -1,4 +1,9 @@
 
+Version 199.1:
+
+ * MacOS: play-sound now plays virtually any kind of sound, including
+   .wav files. QuickTime 3.0 or higher is required.
+
 Version 103.5:
 
  * Added `get-origin' and `get-scale' to dc<%>.
@@ -72,7 +77,7 @@ Version 103.1:
 
 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
-Version 104: ???
+Version 200: ???
 
 Added popup-menu to window<%>
 Added a popup menu to the message-box dialog that copies the contained