diff --git a/ANNOUNCE b/ANNOUNCE
index 274c38b..1a53a1a 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.4.19beta01 - December 9, 2015
+Libpng 1.4.19beta01 - December 11, 2015
 
 This is not intended to be a public release.  It will be replaced
 within a few weeks by a public version or by another test version.
@@ -26,9 +26,9 @@
 
 Changes since the last public release (1.4.18):
 
-version 1.4.19 [December 9, 2015]
+version 1.4.19 [December 11, 2015]
   Fixed an out-of-range read in png_check_keyword() (Bug report from
-    Qixue Xiao).
+    Qixue Xiao, CVE-2015-8540).
 
 Send comments/corrections/commendations to glennrp at users.sourceforge.net
 or to png-mng-implement at lists.sf.net (subscription required; visit
diff --git a/CHANGES b/CHANGES
index ebd1424..ef38608 100644
--- a/CHANGES
+++ b/CHANGES
@@ -3022,9 +3022,9 @@
 version 1.4.18 [December 3, 2015]
   Discontinued distributing libpng-oldversion-newversion-diff.txt
 
-version 1.4.19beta01 [December 9, 2015]
+version 1.4.19beta01 [December 11, 2015]
   Fixed an out-of-range read in png_check_keyword() (Bug report from
-    Qixue Xiao).
+    Qixue Xiao, CVE-2015-8540).
 
 Send comments/corrections/commendations to glennrp at users.sourceforge.net
 or to png-mng-implement at lists.sf.net (subscription required; visit
diff --git a/INSTALL b/INSTALL
index 2db1933..b0fa83a 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,5 +1,5 @@
 
-Installing libpng version 1.4.19beta01 - December 9, 2015
+Installing libpng version 1.4.19beta01 - December 11, 2015
 
 On Unix/Linux and similar systems, you can simply type
 
diff --git a/LICENSE b/LICENSE
index f66fe8b..8c163f9 100644
--- a/LICENSE
+++ b/LICENSE
@@ -10,7 +10,7 @@
 
 This code is released under the libpng license.
 
-libpng versions 1.0.7, July 1, 2000, through 1.4.19beta01, December 9, 2015, are
+libpng versions 1.0.7, July 1, 2000, through 1.4.19beta01, December 11, 2015, are
 Copyright (c) 2000-2002, 2004, 2006-2015 Glenn Randers-Pehrson, are
 derived from libpng-1.0.6, and are distributed according to the same
 disclaimer and license as libpng-1.0.6 with the following individuals
@@ -107,4 +107,4 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-December 9, 2015
+December 11, 2015
diff --git a/README b/README
index d7f03aa..5929cc9 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.4.19beta01 - December 9, 2015 (shared library 14.0)
+README for libpng version 1.4.19beta01 - December 11, 2015 (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-1.4.19beta01.txt b/libpng-1.4.19beta01.txt
index e0f42ee..3fb09a6 100644
--- a/libpng-1.4.19beta01.txt
+++ b/libpng-1.4.19beta01.txt
@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.19beta01 - December 9, 2015
+ libpng version 1.4.19beta01 - December 11, 2015
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2014 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.4.19beta01 - December 9, 2015
+ libpng versions 0.97, January 1998, through 1.4.19beta01 - December 11, 2015
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2014 Glenn Randers-Pehrson
 
diff --git a/libpng.3 b/libpng.3
index d86e36c..19b73de 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,4 +1,4 @@
-.TH LIBPNG 3 "December 9, 2015"
+.TH LIBPNG 3 "December 11, 2015"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.4.19beta01
 .SH SYNOPSIS
@@ -442,7 +442,7 @@
 .SH LIBPNG.TXT
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.19beta01 - December 9, 2015
+ libpng version 1.4.19beta01 - December 11, 2015
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2014 Glenn Randers-Pehrson
@@ -453,7 +453,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.4.19beta01 - December 9, 2015
+ libpng versions 0.97, January 1998, through 1.4.19beta01 - December 11, 2015
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2014 Glenn Randers-Pehrson
 
@@ -3893,7 +3893,7 @@
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.4.19beta01 - December 9, 2015:
+Libpng version 1.4.19beta01 - December 11, 2015:
 Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
 Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
 
@@ -3918,7 +3918,7 @@
 
 This code is released under the libpng license.
 
-libpng versions 1.0.7, July 1, 2000, through 1.4.19beta01, December 9, 2015, are
+libpng versions 1.0.7, July 1, 2000, through 1.4.19beta01, December 11, 2015, are
 Copyright (c) 2000-2002, 2004, 2006-2015 Glenn Randers-Pehrson, are
 derived from libpng-1.0.6, and are distributed according to the same
 disclaimer and license as libpng-1.0.6 with the following individuals
@@ -4015,7 +4015,7 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-December 9, 2015
+December 11, 2015
 
 .\" end of man page
 
diff --git a/libpngpf.3 b/libpngpf.3
index 8c84c1e..4901c92 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,4 +1,4 @@
-.TH LIBPNGPF 3 "December 9, 2015"
+.TH LIBPNGPF 3 "December 11, 2015"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.4.19beta01
 (private functions)
diff --git a/png.5 b/png.5
index 4ce3bbd..228ad17 100644
--- a/png.5
+++ b/png.5
@@ -1,4 +1,4 @@
-.TH PNG 5 "December 9, 2015"
+.TH PNG 5 "December 11, 2015"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION
diff --git a/png.c b/png.c
index fcd12e1..5e64f43 100644
--- a/png.c
+++ b/png.c
@@ -558,13 +558,13 @@
 #else
 #ifdef __STDC__
    return ((png_charp) PNG_STRING_NEWLINE \
-     "libpng version 1.4.19beta01 - December 9, 2015" PNG_STRING_NEWLINE \
+     "libpng version 1.4.19beta01 - December 11, 2015" PNG_STRING_NEWLINE \
      "Copyright (c) 1998-2015 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 1.4.19beta01 - December 9, 2015\
+      return ((png_charp) "libpng version 1.4.19beta01 - December 11, 2015\
       Copyright (c) 1998-2015 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 1c0ebe9..970491f 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.4.19beta01, December 9, 2015
+ * libpng version 1.4.19beta01, December 11, 2015
  *
  * Copyright (c) 1998-2015 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -12,7 +12,7 @@
  * 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 1.4.19beta01, December 9, 2015: Glenn
+ *  libpng versions 0.97, January 1998, through 1.4.19beta01, December 11, 2015: Glenn
  *  See also "Contributing Authors", below.
  */
 
@@ -24,7 +24,7 @@
  *
  * This code is released under the libpng license.
  *
- * libpng versions 1.0.7, July 1, 2000, through 1.4.19beta01, December 9, 2015, are
+ * libpng versions 1.0.7, July 1, 2000, through 1.4.19beta01, December 11, 2015, are
  * Copyright (c) 2000-2002, 2004, 2006-2015 Glenn Randers-Pehrson, are
  * derived from libpng-1.0.6, and are distributed according to the same
  * disclaimer and license as libpng-1.0.6 with the following individuals
@@ -207,7 +207,7 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    December 9, 2015
+ *    December 11, 2015
  *
  *    Since the PNG Development group is an ad-hoc body, we can't make
  *    an official declaration.
@@ -271,7 +271,7 @@
 /* Version information for png.h - this should match the version in png.c */
 #define PNG_LIBPNG_VER_STRING "1.4.19beta01"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.4.19beta01 - December 9, 2015\n"
+   " libpng version 1.4.19beta01 - December 11, 2015\n"
 
 #define PNG_LIBPNG_VER_SONUM   14
 #define PNG_LIBPNG_VER_DLLNUM  14
diff --git a/pngconf.h b/pngconf.h
index 35d0326..e5d3c71 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.4.19beta01, December 9, 2015
+ * libpng version 1.4.19beta01, December 11, 2015
  *
  * Copyright (c) 1998-2015 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/pngpriv.h b/pngpriv.h
index 7142b1d..7de6fa1 100644
--- a/pngpriv.h
+++ b/pngpriv.h
@@ -1,7 +1,7 @@
 
 /* pngpriv.h - private declarations for use inside libpng
  *
- * libpng version 1.4.19beta01 - December 9, 2015
+ * libpng version 1.4.19beta01 - December 11, 2015
  * 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/pngrutil.c b/pngrutil.c
index de89bec..174bec7 100644
--- a/pngrutil.c
+++ b/pngrutil.c
@@ -1,7 +1,7 @@
 
 /* pngrutil.c - utilities to read a PNG file
  *
- * Last changed in libpng 1.4.18 [December 9, 2015]
+ * Last changed in libpng 1.4.18 [December 11, 2015]
  * Copyright (c) 1998-2015 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 def9355..2c1c446 100644
--- a/projects/vstudio/readme.txt
+++ b/projects/vstudio/readme.txt
@@ -1,7 +1,7 @@
 
 VisualStudio instructions
 
-libpng version 1.4.19beta01 - December 9, 2015
+libpng version 1.4.19beta01 - December 11, 2015
 
 Copyright (c) 1998-2010 Glenn Randers-Pehrson
 
diff --git a/projects/vstudio/zlib.props b/projects/vstudio/zlib.props
index aae1353..4c31da4 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 1.4.19beta01 - December 9, 2015
+ * libpng version 1.4.19beta01 - December 11, 2015
  *
  * Copyright (c) 1998-2011 Glenn Randers-Pehrson
  *
diff --git a/scripts/README.txt b/scripts/README.txt
index 73d5c73..ac668b3 100644
--- a/scripts/README.txt
+++ b/scripts/README.txt
@@ -1,5 +1,5 @@
 
-Makefiles for  libpng version 1.4.19beta01 - December 9, 2015
+Makefiles for  libpng version 1.4.19beta01 - December 11, 2015
 
  makefile.linux    =>  Linux/ELF makefile
                        (gcc, creates libpng14.so.14.1.4.19beta01)