diff --git a/README b/README
index 2672f99..b051b27 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-pigz 2.2.3 (15 Jan 2012) by Mark Adler
+pigz 2.2.4 (xx Jan 2012) by Mark Adler
 
 pigz, which stands for Parallel Implementation of GZip, is a fully functional
 replacement for gzip that exploits multiple processors and multiple cores to
diff --git a/pigz.c b/pigz.c
index 840cc86..c888bae 100644
--- a/pigz.c
+++ b/pigz.c
@@ -1,6 +1,6 @@
 /* pigz.c -- parallel implementation of gzip
  * Copyright (C) 2007, 2008, 2009, 2010, 2011, 2012 Mark Adler
- * Version 2.2.3  15 Jan 2012  Mark Adler
+ * Version 2.2.4  xx Jan 2012  Mark Adler
  */
 
 /*
@@ -137,6 +137,7 @@
                        Add thread portability #defines from yarn.c
                        Have rsyncable compression be independent of threading
                        Fix bug where constructed dictionaries not being used
+   2.2.4  xx Jan 2012  -
  */
 
 #define VERSION "pigz 2.2.3\n"
diff --git a/pigz.spec b/pigz.spec
index fb7deee..406148d 100644
--- a/pigz.spec
+++ b/pigz.spec
@@ -1,6 +1,6 @@
 Summary: pigz is a parallel implementation of gzip which utilizes multiple cores
 Name: pigz
-Version: 2.1.7
+Version: 2.2.4
 Release: 1
 Source0: %{name}-%{version}.tar.gz
 License: GPL