diff --git a/INSTALL b/INSTALL
index 37c222e..c2ba842 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,5 +1,5 @@
 
-Installing libpng version 1.4.13beta06 - January 10, 2014
+Installing libpng version 1.4.13beta06 - January 22, 2014
 
 On Unix/Linux and similar systems, you can simply type
 
diff --git a/LICENSE b/LICENSE
index 9dc46cd..8c55c09 100644
--- a/LICENSE
+++ b/LICENSE
@@ -10,7 +10,7 @@
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.4.13beta06, January 10, 2014, are
+libpng versions 1.2.6, August 15, 2004, through 1.4.13beta06, January 22, 2014, are
 Copyright (c) 2004, 2006-2014 Glenn Randers-Pehrson, and are
 distributed according to the same disclaimer and license as libpng-1.2.5
 with the following individual added to the list of Contributing Authors
@@ -108,4 +108,4 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-January 10, 2014
+January 22, 2014
diff --git a/README b/README
index fdcfd3a..07b87d5 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.4.13beta06 - January 10, 2014 (shared library 14.0)
+README for libpng version 1.4.13beta06 - January 22, 2014 (shared library 14.0)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.
diff --git a/libpng-1.4.13beta06.txt b/libpng-1.4.13beta06.txt
index 4a70ae0..bcc0b8c 100644
--- a/libpng-1.4.13beta06.txt
+++ b/libpng-1.4.13beta06.txt
@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.13beta06 - January 10, 2014
+ libpng version 1.4.13beta06 - January 22, 2014
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2013 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.4.13beta06 - January 10, 2014
+ libpng versions 0.97, January 1998, through 1.4.13beta06 - January 22, 2014
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2010 Glenn Randers-Pehrson
 
@@ -3312,7 +3312,7 @@
 
 XIII. Y2K Compliance in libpng
 
-January 10, 2014
+January 22, 2014
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.
diff --git a/libpng.3 b/libpng.3
index 44e5495..5fb403e 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,4 +1,4 @@
-.TH LIBPNG 3 "January 10, 2014"
+.TH LIBPNG 3 "January 22, 2014"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.4.13beta06
 .SH SYNOPSIS
@@ -442,7 +442,7 @@
 .SH LIBPNG.TXT
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.13beta06 - January 10, 2014
+ libpng version 1.4.13beta06 - January 22, 2014
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2013 Glenn Randers-Pehrson
@@ -453,7 +453,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.4.13beta06 - January 10, 2014
+ libpng versions 0.97, January 1998, through 1.4.13beta06 - January 22, 2014
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2010 Glenn Randers-Pehrson
 
@@ -3754,7 +3754,7 @@
 
 .SH XIII. Y2K Compliance in libpng
 
-January 10, 2014
+January 22, 2014
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.
@@ -4025,7 +4025,7 @@
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.4.13beta06 - January 10, 2014:
+Libpng version 1.4.13beta06 - January 22, 2014:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
 
@@ -4048,7 +4048,7 @@
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.4.13beta06, January 10, 2014, are
+libpng versions 1.2.6, August 15, 2004, through 1.4.13beta06, January 22, 2014, are
 Copyright (c) 2004,2006-2007 Glenn Randers-Pehrson, and are
 distributed according to the same disclaimer and license as libpng-1.2.5
 with the following individual added to the list of Contributing Authors
@@ -4147,7 +4147,7 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-January 10, 2014
+January 22, 2014
 
 .\" end of man page
 
diff --git a/libpngpf.3 b/libpngpf.3
index 776e865..ebd1e98 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,4 +1,4 @@
-.TH LIBPNGPF 3 "January 10, 2014"
+.TH LIBPNGPF 3 "January 22, 2014"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.4.13beta06
 (private functions)
diff --git a/png.5 b/png.5
index 902ac8f..e1b8dcb 100644
--- a/png.5
+++ b/png.5
@@ -1,4 +1,4 @@
-.TH PNG 5 "January 10, 2014"
+.TH PNG 5 "January 22, 2014"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION
diff --git a/png.c b/png.c
index 02919b5..964d0f8 100644
--- a/png.c
+++ b/png.c
@@ -547,13 +547,13 @@
 #else
 #ifdef __STDC__
    return ((png_charp) PNG_STRING_NEWLINE \
-     "libpng version 1.4.13beta06 - January 10, 2014" PNG_STRING_NEWLINE \
+     "libpng version 1.4.13beta06 - January 22, 2014" PNG_STRING_NEWLINE \
      "Copyright (c) 1998-2010 Glenn Randers-Pehrson" PNG_STRING_NEWLINE \
      "Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \
      "Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \
      PNG_STRING_NEWLINE);
 #else
-      return ((png_charp) "libpng version 1.4.13beta06 - January 10, 2014\
+      return ((png_charp) "libpng version 1.4.13beta06 - January 22, 2014\
       Copyright (c) 1998-2010 Glenn Randers-Pehrson\
       Copyright (c) 1996-1997 Andreas Dilger\
       Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.");
diff --git a/png.h b/png.h
index dc7421b..f779685 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.4.13beta06 - January 10, 2014
+ * libpng version 1.4.13beta06 - January 22, 2014
  * Copyright (c) 1998-2011 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
  * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@@ -11,7 +11,7 @@
  * Authors and maintainers:
  *  libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
  *  libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
- *  libpng versions 0.97, January 1998, through 1.4.13beta06 - January 10, 2014: Glenn
+ *  libpng versions 0.97, January 1998, through 1.4.13beta06 - January 22, 2014: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -202,7 +202,7 @@
  *
  * This code is released under the libpng license.
  *
- * libpng versions 1.2.6, August 15, 2004, through 1.4.13beta06, January 10, 2014, are
+ * libpng versions 1.2.6, August 15, 2004, through 1.4.13beta06, January 22, 2014, are
  * Copyright (c) 2004, 2006-2013 Glenn Randers-Pehrson, and are
  * distributed according to the same disclaimer and license as libpng-1.2.5
  * with the following individual added to the list of Contributing Authors:
@@ -314,7 +314,7 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    January 10, 2014
+ *    January 22, 2014
  *
  *    Since the PNG Development group is an ad-hoc body, we can't make
  *    an official declaration.
@@ -378,7 +378,7 @@
 /* Version information for png.h - this should match the version in png.c */
 #define PNG_LIBPNG_VER_STRING "1.4.13beta06"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.4.13beta06 - January 10, 2014\n"
+   " libpng version 1.4.13beta06 - January 22, 2014\n"
 
 #define PNG_LIBPNG_VER_SONUM   14
 #define PNG_LIBPNG_VER_DLLNUM  14
diff --git a/pngconf.h b/pngconf.h
index f8f6ce8..746f219 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.4.13beta06 - January 10, 2014
+ * libpng version 1.4.13beta06 - January 22, 2014
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2011 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngpriv.h b/pngpriv.h
index 0a563d0..8384ae3 100644
--- a/pngpriv.h
+++ b/pngpriv.h
@@ -1,7 +1,7 @@
 
 /* pngpriv.h - private declarations for use inside libpng
  *
- * libpng version 1.4.13beta06 - January 10, 2014
+ * libpng version 1.4.13beta06 - January 22, 2014
  * For conditions of distribution and use, see copyright notice in png.h
  * Copyright (c) 1998-2014 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngrtran.c b/pngrtran.c
index e943df6..06db963 100644
--- a/pngrtran.c
+++ b/pngrtran.c
@@ -1,7 +1,7 @@
 
 /* pngrtran.c - transforms the data in a row for PNG readers
  *
- * Last changed in libpng 1.4.13 [January 10, 2014]
+ * Last changed in libpng 1.4.13 [January 22, 2014]
  * Copyright (c) 1998-2014 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
  * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
diff --git a/projects/vstudio/readme.txt b/projects/vstudio/readme.txt
index 088d023..0b4b6e2 100644
--- a/projects/vstudio/readme.txt
+++ b/projects/vstudio/readme.txt
@@ -1,7 +1,7 @@
 
 VisualStudio instructions
 
-libpng version 1.4.13beta06 - January 10, 2014
+libpng version 1.4.13beta06 - January 22, 2014
 
 Copyright (c) 1998-2010 Glenn Randers-Pehrson
 
diff --git a/projects/vstudio/zlib.props b/projects/vstudio/zlib.props
index 27c8838..9c0f7c9 100644
--- a/projects/vstudio/zlib.props
+++ b/projects/vstudio/zlib.props
@@ -2,7 +2,7 @@
 <!--
  * zlib.props - location of zlib source and build
  *
- * libpng version 1.4.13beta06 - January 10, 2014
+ * libpng version 1.4.13beta06 - January 22, 2014
  *
  * Copyright (c) 1998-2011 Glenn Randers-Pehrson
  *
diff --git a/scripts/README.txt b/scripts/README.txt
index 15c97bb..b96fc9f 100644
--- a/scripts/README.txt
+++ b/scripts/README.txt
@@ -1,5 +1,5 @@
 
-Makefiles for  libpng version 1.4.13beta06 - January 10, 2014
+Makefiles for  libpng version 1.4.13beta06 - January 22, 2014
 
  makefile.linux    =>  Linux/ELF makefile
                        (gcc, creates libpng14.so.14.1.4.13beta06)