diff --git a/WHATSNEW.txt b/WHATSNEW.txt
index 73d8b0d..685fd19 100644
--- a/WHATSNEW.txt
+++ b/WHATSNEW.txt
@@ -8,6 +8,11 @@
   applies CMDSHELL processing (if enabled) *only* to manually
   entered commands.
 
+- Previous version allowed FONTDECR to set font sizes to 0 or even
+  negative values.  Feature is now checked to make sure a font
+  size is never decremented below 1.
+
+
 twander 3.0:
 
 - The licensing terms have been clarified.  Non-Commercial use of the