diff --git a/ChangeLog b/ChangeLog
index 5271678..24617a9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,5 @@
+* Thu Apr 20 2005 Marc Waeckerlin - mrw-c++-2.2.1 (mrw)
+	- added method mrw::PartialExec::kill()
 * Thu Apr 19 2005 Marc Waeckerlin - mrw-c++-2.2.0 (mrw)
 	- New class in UNIX execution: PartialExec (for interactivity)
 * Thu Apr 14 2005 Marc Waeckerlin - mrw-c++-2.1.2 (mrw)
diff --git a/configure.in b/configure.in
index f93f5d2..3accfd8 100644
--- a/configure.in
+++ b/configure.in
@@ -14,7 +14,7 @@ AC_INIT([mrw/mrw.hpp.in])
 PACKAGENAME=mrw-c++
 m4_define(x_major, 2)
 m4_define(x_minor, 2)
-m4_define(x_least, 0)
+m4_define(x_least, 1)
 AM_INIT_AUTOMAKE(@PACKAGENAME@, @MAJOR@.@MINOR@.@LEAST@, [marc@waeckerlin.org])
 
 # copy M4 to shell