diff --git a/readline.lua b/readline.lua
index 939a054..74f494e 100644
--- a/readline.lua
+++ b/readline.lua
@@ -7,8 +7,8 @@
 ---------------------------------------------------------------------
 
 local M = {} -- public interface
-M.Version     = '3.1' -- reset OldHistoryLength if histfile gets set
-M.VersionDate = '20apr2022'
+M.Version     = '3.3' -- return nil if ctrl-D is first char
+M.VersionDate = '13apr2023' -- from git history
 
 --[[
 Alexander Adler suggests adding four Alternate-Interface functions: