diff --git a/LICENSE b/LICENSE
index 99c6e63e3..867c022e8 100644
--- a/LICENSE
+++ b/LICENSE
@@ -10,7 +10,7 @@ this sentence.
 
 This code is released under the libpng license.
 
-libpng versions 1.2.6, August 15, 2004, through 1.5.5beta06, August 17, 2011, are
+libpng versions 1.2.6, August 15, 2004, through 1.5.5beta06, August 25, 2011, are
 Copyright (c) 2004, 2006-2011 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 @@ certification mark of the Open Source Initiative.
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-August 17, 2011
+August 25, 2011
diff --git a/README b/README
index fae041b9d..d887d896f 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.5.5beta06 - August 17, 2011 (shared library 15.0)
+README for libpng version 1.5.5beta06 - August 25, 2011 (shared library 15.0)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.
diff --git a/libpngpf.3 b/libpngpf.3
index 04790d481..48a7f5bf8 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,4 +1,4 @@
-.TH LIBPNGPF 3 "August 17, 2011"
+.TH LIBPNGPF 3 "August 25, 2011"
 .SH NAME
 libpng \- Portable Network Graphics (PNG) Reference Library 1.5.5beta06
 (private functions)
diff --git a/png.5 b/png.5
index a7fe7baff..b8ef3eb61 100644
--- a/png.5
+++ b/png.5
@@ -1,4 +1,4 @@
-.TH PNG 5 "August 17, 2011"
+.TH PNG 5 "August 25, 2011"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION
diff --git a/pngconf.h b/pngconf.h
index 18ff10226..64bbb9ac6 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.5.5beta06 - August 17, 2011
+ * libpng version 1.5.5beta06 - August 25, 2011
  *
  * Copyright (c) 1998-2011 Glenn Randers-Pehrson
  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
diff --git a/projects/vstudio/readme.txt b/projects/vstudio/readme.txt
index 46cd7a207..763aec394 100644
--- a/projects/vstudio/readme.txt
+++ b/projects/vstudio/readme.txt
@@ -1,7 +1,7 @@
 
 VisualStudio instructions
 
-libpng version 1.5.5beta06 - August 17, 2011
+libpng version 1.5.5beta06 - August 25, 2011
 
 Copyright (c) 1998-2010 Glenn Randers-Pehrson
 
diff --git a/projects/vstudio/zlib.props b/projects/vstudio/zlib.props
index 624f64b9b..7a2397b61 100644
--- a/projects/vstudio/zlib.props
+++ b/projects/vstudio/zlib.props
@@ -2,7 +2,7 @@
 <!--
  * zlib.props - location of zlib source
  *
- * libpng version 1.5.5beta06 - August 17, 2011
+ * libpng version 1.5.5beta06 - August 25, 2011
  *
  * Copyright (c) 1998-2011 Glenn Randers-Pehrson
  *
diff --git a/scripts/README.txt b/scripts/README.txt
index 8746da4c4..51384ca31 100644
--- a/scripts/README.txt
+++ b/scripts/README.txt
@@ -1,5 +1,5 @@
 
-Makefiles for  libpng version 1.5.5beta06 - August 17, 2011
+Makefiles for  libpng version 1.5.5beta06 - August 25, 2011
 
 pnglibconf.h.prebuilt       =>  Stores configuration settings
  makefile.linux    =>  Linux/ELF makefile