--- a/doc/control.tex
+++ b/doc/control.tex
@@ -5,7 +5,7 @@
 @c use chapter name instead of title in the header of even pages
 @c @settitle CACSD Tools for GNU Octave
 @afourpaper
-@set VERSION 2.4.1
+@set VERSION 2.4.2
 @finalout
 @c @afourwide
 @c %**end of header
@@ -35,6 +35,7 @@
 @titlepage
 @title control @value{VERSION}
 @subtitle Computer-Aided Control System Design (CACSD) Tools for GNU Octave
+@c @subtitle @today{}
 @author Lukas F. Reichlin
 @page
 @vskip 0pt plus 1filll