diff --git a/WHATSNEW.txt b/WHATSNEW.txt
index 189c61d..cd19776 100644
--- a/WHATSNEW.txt
+++ b/WHATSNEW.txt
@@ -31,6 +31,10 @@
   Previously files less than 1MB were shown as actual length and files
   greater than 1GB were expressed in MB.
 
+  A new option, ACTUALLENGTH (Default: False), can be set to display
+  actual rather than normalized file lengths.  This can be toggled
+  with a new key binding, TOGLENGTH (Default: Control-0).
+
 
 NEW FEATURES