diff --git a/CHANGES b/CHANGES
index 2b0e5e140..525d24afb 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,6 +1,6 @@
CHANGES IN FLTK 1.1.5rc2
- - Documentation updates (STR #365)
+ - Documentation updates (STR #365, STR #399)
- FLTK now builds with the current release of MinGW (STR
#325, STR #401, STR #402)
- FLTK now honors the numlock key state (STR #369)
diff --git a/documentation/Fl_Widget.html b/documentation/Fl_Widget.html
index 6f0e14b1d..9a6d3e974 100644
--- a/documentation/Fl_Widget.html
+++ b/documentation/Fl_Widget.html
@@ -300,7 +300,11 @@ with arbitrary arguments.
Handles the specified event. You normally don't call this
method directly, but instead let FLTK do it when the user
-interacts with the widget.
+interacts with the widget.
+
+When implemented in a new widget, this function must return 0
+if the widget does not use the event or 1 if it uses the
+event.