diff --git a/ANNOUNCE b/ANNOUNCE
index 176f2e4..f990864 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,43 +1,37 @@
 
-Libpng 1.4.18rc01 - November 26, 2015
+Libpng 1.4.18 - December 3, 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.
+This is a public release of libpng, intended for use in production codes.
 
 Files available for download:
 
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script
 
-   1.4.18rc01.tar.xz (LZMA-compressed, recommended)
-   1.4.18rc01.tar.gz
-   1.4.18rc01.tar.bz2
+   libpng-1.4.18.tar.xz (LZMA-compressed, recommended)
+   libpng-1.4.18.tar.gz
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lp1418r01.7z (LZMA-compressed, recommended)
-   lp1418r01.zip
+   lpng1418.7z (LZMA-compressed, recommended)
+   lpng1418.zip
 
 Other information:
 
-   1.4.18rc01-README.txt
-   1.4.18rc01-LICENSE.txt
-   libpng-1.4.18rc01-*.asc (armored detached GPG signatures)
+   libpng-1.4.18-README.txt
+   libpng-1.4.18-LICENSE.txt
+   libpng-1.4.18-*.asc (armored detached GPG signatures)
 
 Changes since the last public release (1.4.17):
 
-version 1.4.18beta01 [November 20, 2015]
   Avoid potential pointer overflow in png_handle_iTXt(), png_handle_zTXt(),
     png_handle_sPLT(), and png_handle_pCAL() (Bug report by John Regehr).
-
-version 1.4.18beta02 [November 23, 2015]
   Fixed incorrect implementation of png_set_PLTE() that uses png_ptr
     not info_ptr, that left png_set_PLTE() open to the CVE-2015-8126
     vulnerability.
-
-version 1.4.18rc01 [November 26, 2015]
   Discontinued distributing tar.bz2 archives.
+  Discontinued distributing libpng-oldversion-newversion-diff.txt
 
 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 e860fb9..0d3f195 100644
--- a/CHANGES
+++ b/CHANGES
@@ -3019,6 +3019,9 @@
 version 1.4.18rc01 [November 26, 2015]
   Discontinued distributing tar.bz2 archives.
 
+version 1.4.18 [December 3, 2015]
+  Discontinued distributing libpng-oldversion-newversion-diff.txt
+
 Send comments/corrections/commendations to glennrp at users.sourceforge.net
 or to png-mng-implement at lists.sf.net (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement).
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 632ab13..7334b11 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -255,7 +255,7 @@
 # SET UP LINKS
 if(PNG_SHARED)
   set_target_properties(${PNG_LIB_NAME} PROPERTIES
-#   VERSION 14.${PNGLIB_RELEASE}.1.4.18rc01
+#   VERSION 14.${PNGLIB_RELEASE}.1.4.18
     VERSION 14.${PNGLIB_RELEASE}.0
     SOVERSION 14
     CLEAN_DIRECT_OUTPUT 1)
diff --git a/INSTALL b/INSTALL
index a746a29..8df3fd9 100644
--- a/INSTALL
+++ b/INSTALL
@@ -1,5 +1,5 @@
 
-Installing libpng version 1.4.18rc01 - November 26, 2015
+Installing libpng version 1.4.18 - December 3, 2015
 
 On Unix/Linux and similar systems, you can simply type
 
@@ -46,7 +46,7 @@
 correspond to the version of zlib that's installed.
 
 You can rename the directories that you downloaded (they
-might be called "libpng-1.4.18rc01" or "libpng14" and "zlib-1.2.3"
+might be called "libpng-1.4.18" or "libpng14" and "zlib-1.2.3"
 or "zlib123") so that you have directories called "zlib" and "libpng".
 
 Your directory structure should look like this:
diff --git a/LICENSE b/LICENSE
index 4afcc67..a724e20 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 1.4.18rc01, November 26, 2015, are
+libpng versions 1.0.7, July 1, 2000, through 1.4.18, December 3, 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
-November 26, 2015
+December 3, 2015
diff --git a/Makefile.am b/Makefile.am
index 69f7a1e..63a2e47 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -79,7 +79,7 @@
 	${srcdir}/contrib/pngsuite/* \
 	${srcdir}/contrib/visupng/* \
 	$(TESTS) \
-	example.c libpng-1.4.18rc01.txt
+	example.c libpng-1.4.18.txt
 
 CLEANFILES= pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers \
 libpng.sym
diff --git a/Makefile.in b/Makefile.in
index e0e2a8a..07003d2 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -628,7 +628,7 @@
 	${srcdir}/contrib/pngsuite/* \
 	${srcdir}/contrib/visupng/* \
 	$(TESTS) \
-	example.c libpng-1.4.18rc01.txt
+	example.c libpng-1.4.18.txt
 
 CLEANFILES = pngout.png libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.pc libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@-config libpng.vers \
 libpng.sym
diff --git a/README b/README
index f41370e..8f29419 100644
--- a/README
+++ b/README
@@ -1,11 +1,11 @@
-README for libpng version 1.4.18rc01 - November 26, 2015 (shared library 14.0)
+README for libpng version 1.4.18 - December 3, 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.
 
-Libpng comes in several distribution formats.  Get libpng-*.tar.gz,
-libpng-*.tar.xz or libpng-*.tar.bz2 if you want UNIX-style line endings
-in the text files, or lpng*.zip if you want DOS-style line endings.
+Libpng comes in several distribution formats.  Get libpng-*.tar.gz or
+libpng-*.tar.xz if you want UNIX-style line endings in the text files,
+or lpng*.zip if you want DOS-style line endings.
 
 Version 0.89 was the first official release of libpng.  Don't let the
 fact that it's the first release fool you.  The libpng library has been in
@@ -187,9 +187,9 @@
        makefile.std     =>  Generic UNIX makefile (cc, creates static
                             libpng.a)
        makefile.elf     =>  Linux/ELF makefile symbol versioning,
-                            (gcc, creates libpng14.so.14.1.4.18rc01)
+                            (gcc, creates libpng14.so.14.1.4.18)
        makefile.linux   =>  Linux/ELF makefile
-                            (gcc, creates libpng14.so.14.1.4.18rc01)
+                            (gcc, creates libpng14.so.14.1.4.18)
        makefile.gcc     =>  Generic makefile (gcc, creates static libpng.a)
        makefile.knr     =>  Archaic UNIX Makefile that converts files with
                             ansi2knr (Requires ansi2knr.c from
@@ -211,12 +211,12 @@
        makefile.openbsd =>  OpenBSD makefile
        makefile.sgi     =>  Silicon Graphics IRIX (cc, creates static lib)
        makefile.sggcc   =>  Silicon Graphics
-                            (gcc, creates libpng14.so.14.1.4.18rc01)
+                            (gcc, creates libpng14.so.14.1.4.18)
        makefile.sunos   =>  Sun makefile
        makefile.solaris =>  Solaris 2.X makefile
-                            (gcc, creates libpng14.so.14.1.4.18rc01)
+                            (gcc, creates libpng14.so.14.1.4.18)
        makefile.so9     =>  Solaris 9 makefile
-                            (gcc, creates libpng14.so.14.1.4.18rc01)
+                            (gcc, creates libpng14.so.14.1.4.18)
        makefile.32sunu  =>  Sun Ultra 32-bit makefile
        makefile.64sunu  =>  Sun Ultra 64-bit makefile
        makefile.sco     =>  For SCO OSr5  ELF and Unixware 7 with Native cc
diff --git a/configure b/configure
index e4c31a9..7cd288b 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for libpng 1.4.18rc01.
+# Generated by GNU Autoconf 2.69 for libpng 1.4.18.
 #
 # Report bugs to <png-mng-implement@lists.sourceforge.net>.
 #
@@ -590,8 +590,8 @@
 # Identity of this package.
 PACKAGE_NAME='libpng'
 PACKAGE_TARNAME='libpng'
-PACKAGE_VERSION='1.4.18rc01'
-PACKAGE_STRING='libpng 1.4.18rc01'
+PACKAGE_VERSION='1.4.18'
+PACKAGE_STRING='libpng 1.4.18'
 PACKAGE_BUGREPORT='png-mng-implement@lists.sourceforge.net'
 PACKAGE_URL=''
 
@@ -1333,7 +1333,7 @@
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures libpng 1.4.18rc01 to adapt to many kinds of systems.
+\`configure' configures libpng 1.4.18 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1403,7 +1403,7 @@
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of libpng 1.4.18rc01:";;
+     short | recursive ) echo "Configuration of libpng 1.4.18:";;
    esac
   cat <<\_ACEOF
 
@@ -1520,7 +1520,7 @@
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-libpng configure 1.4.18rc01
+libpng configure 1.4.18
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -1943,7 +1943,7 @@
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by libpng $as_me 1.4.18rc01, which was
+It was created by libpng $as_me 1.4.18, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2806,7 +2806,7 @@
 
 # Define the identity of the package.
  PACKAGE='libpng'
- VERSION='1.4.18rc01'
+ VERSION='1.4.18'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -2923,7 +2923,7 @@
 
 
 
-PNGLIB_VERSION=1.4.18rc01
+PNGLIB_VERSION=1.4.18
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=4
 PNGLIB_RELEASE=18
@@ -13615,7 +13615,7 @@
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by libpng $as_me 1.4.18rc01, which was
+This file was extended by libpng $as_me 1.4.18, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -13681,7 +13681,7 @@
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-libpng config.status 1.4.18rc01
+libpng config.status 1.4.18
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/configure.ac b/configure.ac
index 7235c1b..20de238 100644
--- a/configure.ac
+++ b/configure.ac
@@ -16,14 +16,14 @@
 dnl stamps are correct
 AC_PREREQ(2.59)
 
-AC_INIT([libpng], [1.4.18rc01], [png-mng-implement@lists.sourceforge.net])
+AC_INIT([libpng], [1.4.18], [png-mng-implement@lists.sourceforge.net])
 AM_INIT_AUTOMAKE
 dnl stop configure from automagically running automake
 AM_MAINTAINER_MODE
 
 dnl Version number stuff here:
 
-PNGLIB_VERSION=1.4.18rc01
+PNGLIB_VERSION=1.4.18
 PNGLIB_MAJOR=1
 PNGLIB_MINOR=4
 PNGLIB_RELEASE=18
diff --git a/libpng-1.4.18rc01.txt b/libpng-1.4.18.txt
similarity index 99%
rename from libpng-1.4.18rc01.txt
rename to libpng-1.4.18.txt
index 06cb68e..3fa478c 100644
--- a/libpng-1.4.18rc01.txt
+++ b/libpng-1.4.18.txt
@@ -1,6 +1,6 @@
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.18rc01 - November 26, 2015
+ libpng version 1.4.18 - December 3, 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 1.4.18rc01 - November 26, 2015
+ libpng versions 0.97, January 1998, through 1.4.18 - December 3, 2015
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2014 Glenn Randers-Pehrson
 
@@ -907,7 +907,7 @@
 As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
 added.  It expands the sample depth without changing tRNS to alpha.
 
-As of libpng version 1.4.18rc01, not all possible expansions are supported.
+As of libpng version 1.4.18, not all possible expansions are supported.
 
 In the following table, the 01 means grayscale with depth<8, 31 means
 indexed with depth<8, other numerals represent the color type, "T" means
@@ -1889,8 +1889,7 @@
 
 If you call png_set_IHDR(), the call must appear before any of the
 other png_set_*() functions, because they might require access to some of
-the IHDR settings.  The remaining png_set_*() functions can be called
-in any order.
+the IHDR settings.
 
 If you wish, you can reset the compression_type, interlace_type, or
 filter_method later by calling png_set_IHDR() again; if you do this, the
@@ -1902,6 +1901,12 @@
                      (array of png_color)
     num_palette    - number of entries in the palette
 
+If you call png_set_PLTE(), the call must appear before either of
+png_set_tRNS() or png_set_hIST() appears, because they require access
+to the palette length.
+
+The remaining png_set_*() functions can be called in any order.
+
     png_set_gAMA(png_ptr, info_ptr, gamma);
     gamma          - the gamma the image was created
                      at (PNG_INFO_gAMA)
@@ -3293,7 +3298,7 @@
 an official declaration.
 
 This is your unofficial assurance that libpng from version 0.71 and
-upward through 1.4.18rc01 are Y2K compliant.  It is my belief that earlier
+upward through 1.4.18 are Y2K compliant.  It is my belief that earlier
 versions were also Y2K compliant.
 
 Libpng only has three year fields.  One is a 2-byte unsigned integer that
diff --git a/libpng.3 b/libpng.3
index 8ff14d7..95bcba1 100644
--- a/libpng.3
+++ b/libpng.3
@@ -1,6 +1,6 @@
-.TH LIBPNG 3 "November 26, 2015"
+.TH LIBPNG 3 "December 3, 2015"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.4.18rc01
+libpng \- Portable Network Graphics (PNG) Reference Library 1.4.18
 .SH SYNOPSIS
 \fB
 #include <png.h>\fP
@@ -442,7 +442,7 @@
 .SH LIBPNG.TXT
 libpng.txt - A description on how to use and modify libpng
 
- libpng version 1.4.18rc01 - November 26, 2015
+ libpng version 1.4.18 - December 3, 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 1.4.18rc01 - November 26, 2015
+ libpng versions 0.97, January 1998, through 1.4.18 - December 3, 2015
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2014 Glenn Randers-Pehrson
 
@@ -1349,7 +1349,7 @@
 As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
 added.  It expands the sample depth without changing tRNS to alpha.
 
-As of libpng version 1.4.18rc01, not all possible expansions are supported.
+As of libpng version 1.4.18, not all possible expansions are supported.
 
 In the following table, the 01 means grayscale with depth<8, 31 means
 indexed with depth<8, other numerals represent the color type, "T" means
@@ -2331,8 +2331,7 @@
 
 If you call png_set_IHDR(), the call must appear before any of the
 other png_set_*() functions, because they might require access to some of
-the IHDR settings.  The remaining png_set_*() functions can be called
-in any order.
+the IHDR settings.
 
 If you wish, you can reset the compression_type, interlace_type, or
 filter_method later by calling png_set_IHDR() again; if you do this, the
@@ -2344,6 +2343,12 @@
                      (array of png_color)
     num_palette    - number of entries in the palette
 
+If you call png_set_PLTE(), the call must appear before either of
+png_set_tRNS() or png_set_hIST() appears, because they require access
+to the palette length.
+
+The remaining png_set_*() functions can be called in any order.
+
     png_set_gAMA(png_ptr, info_ptr, gamma);
     gamma          - the gamma the image was created
                      at (PNG_INFO_gAMA)
@@ -3735,7 +3740,7 @@
 an official declaration.
 
 This is your unofficial assurance that libpng from version 0.71 and
-upward through 1.4.18rc01 are Y2K compliant.  It is my belief that earlier
+upward through 1.4.18 are Y2K compliant.  It is my belief that earlier
 versions were also Y2K compliant.
 
 Libpng only has three year fields.  One is a 2-byte unsigned integer that
@@ -3888,7 +3893,7 @@
 
 Thanks to Frank J. T. Wojcik for helping with the documentation.
 
-Libpng version 1.4.18rc01 - November 26, 2015:
+Libpng version 1.4.18 - December 3, 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).
 
@@ -3913,7 +3918,7 @@
 
 This code is released under the libpng license.
 
-libpng versions 1.0.7, July 1, 2000, through 1.4.18rc01, November 26, 2015, are
+libpng versions 1.0.7, July 1, 2000, through 1.4.18, December 3, 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
@@ -4010,7 +4015,7 @@
 
 Glenn Randers-Pehrson
 glennrp at users.sourceforge.net
-November 26, 2015
+December 3, 2015
 
 .\" end of man page
 
diff --git a/libpngpf.3 b/libpngpf.3
index e278a64..32189ab 100644
--- a/libpngpf.3
+++ b/libpngpf.3
@@ -1,6 +1,6 @@
-.TH LIBPNGPF 3 "November 26, 2015"
+.TH LIBPNGPF 3 "December 3, 2015"
 .SH NAME
-libpng \- Portable Network Graphics (PNG) Reference Library 1.4.18rc01
+libpng \- Portable Network Graphics (PNG) Reference Library 1.4.18
 (private functions)
 .SH SYNOPSIS
 \fB#include <png.h>
diff --git a/png.5 b/png.5
index 1044a35..76a327b 100644
--- a/png.5
+++ b/png.5
@@ -1,4 +1,4 @@
-.TH PNG 5 "November 26, 2015"
+.TH PNG 5 "December 3, 2015"
 .SH NAME
 png \- Portable Network Graphics (PNG) format
 .SH DESCRIPTION
diff --git a/png.c b/png.c
index 21ac296..3728640 100644
--- a/png.c
+++ b/png.c
@@ -17,7 +17,7 @@
 #include "pngpriv.h"
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_4_18rc01 Your_png_h_is_not_version_1_4_18rc01;
+typedef version_1_4_18 Your_png_h_is_not_version_1_4_18;
 
 /* Tells libpng that we have already handled the first "num_bytes" bytes
  * of the PNG file signature.  If the PNG data is embedded into another
@@ -558,13 +558,13 @@
 #else
 #ifdef __STDC__
    return ((png_charp) PNG_STRING_NEWLINE \
-     "libpng version 1.4.18rc01 - November 26, 2015" PNG_STRING_NEWLINE \
+     "libpng version 1.4.18 - December 3, 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 1.4.18rc01 - November 26, 2015\
+      return ((png_charp) "libpng version 1.4.18 - December 3, 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 18eaa8d..04d1719 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.4.18rc01, November 26, 2015
+ * libpng version 1.4.18, December 3, 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 1.4.18rc01, November 26, 2015: Glenn
+ *  libpng versions 0.97, January 1998, through 1.4.18, December 3, 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 1.4.18rc01, November 26, 2015, are
+ * libpng versions 1.0.7, July 1, 2000, through 1.4.18, December 3, 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
@@ -207,13 +207,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    November 26, 2015
+ *    December 3, 2015
  *
  *    Since the PNG Development group is an ad-hoc body, we can't make
  *    an official declaration.
  *
  *    This is your unofficial assurance that libpng from version 0.71 and
- *    upward through 1.4.18rc01 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.4.18 are Y2K compliant.  It is my belief that earlier
  *    versions were also Y2K compliant.
  *
  *    Libpng only has three year fields.  One is a 2-byte unsigned integer
@@ -269,9 +269,9 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.4.18rc01"
+#define PNG_LIBPNG_VER_STRING "1.4.18"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.4.18rc01 - November 26, 2015\n"
+   " libpng version 1.4.18 - December 3, 2015\n"
 
 #define PNG_LIBPNG_VER_SONUM   14
 #define PNG_LIBPNG_VER_DLLNUM  14
@@ -284,7 +284,7 @@
  * PNG_LIBPNG_VER_STRING, omitting any leading zero:
  */
 
-#define PNG_LIBPNG_VER_BUILD  01
+#define PNG_LIBPNG_VER_BUILD  0
 
 /* Release Status */
 #define PNG_LIBPNG_BUILD_ALPHA    1
@@ -301,7 +301,7 @@
 #define PNG_LIBPNG_BUILD_SPECIAL 32 /* Cannot be OR'ed with
                                        PNG_LIBPNG_BUILD_PRIVATE */
 
-#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_RC
+#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_STABLE
 
 /* Careful here.  At one time, Guy wanted to use 082, but that would be octal.
  * We must not include leading zeros.
@@ -1378,7 +1378,7 @@
 /* This triggers a compiler error in png.c, if png.c and png.h
  * do not agree upon the version number.
  */
-typedef png_structp version_1_4_18rc01;
+typedef png_structp version_1_4_18;
 
 typedef png_struct FAR * FAR * png_structpp;
 
diff --git a/pngconf.h b/pngconf.h
index 63af8a5..08fdb71 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.4.18rc01, November 26, 2015
+ * libpng version 1.4.18, December 3, 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 7c8ea5f..91e5344 100644
--- a/pngpriv.h
+++ b/pngpriv.h
@@ -1,7 +1,7 @@
 
 /* pngpriv.h - private declarations for use inside libpng
  *
- * libpng version 1.4.18rc01 - November 26, 2015
+ * libpng version 1.4.18 - December 3, 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 826775a..b0b9c2f 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 [November 26, 2015]
+ * Last changed in libpng 1.4.18 [December 3, 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/pngtest.c b/pngtest.c
index 5db2d6e..d82ecbe 100644
--- a/pngtest.c
+++ b/pngtest.c
@@ -1737,4 +1737,4 @@
 }
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_4_18rc01 your_png_h_is_not_version_1_4_18rc01;
+typedef version_1_4_18 your_png_h_is_not_version_1_4_18;
diff --git a/projects/vstudio/readme.txt b/projects/vstudio/readme.txt
index d1db0b0..c6ea234 100644
--- a/projects/vstudio/readme.txt
+++ b/projects/vstudio/readme.txt
@@ -1,7 +1,7 @@
 
 VisualStudio instructions
 
-libpng version 1.4.18rc01 - November 26, 2015
+libpng version 1.4.18 - December 3, 2015
 
 Copyright (c) 1998-2010 Glenn Randers-Pehrson
 
diff --git a/projects/vstudio/zlib.props b/projects/vstudio/zlib.props
index 7969e03..d3894e5 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 1.4.18rc01 - November 26, 2015
+ * libpng version 1.4.18 - December 3, 2015
  *
  * Copyright (c) 1998-2011 Glenn Randers-Pehrson
  *
diff --git a/scripts/README.txt b/scripts/README.txt
index 044db07..e7081d5 100644
--- a/scripts/README.txt
+++ b/scripts/README.txt
@@ -1,8 +1,8 @@
 
-Makefiles for  libpng version 1.4.18rc01 - November 26, 2015
+Makefiles for  libpng version 1.4.18 - December 3, 2015
 
  makefile.linux    =>  Linux/ELF makefile
-                       (gcc, creates libpng14.so.14.1.4.18rc01)
+                       (gcc, creates libpng14.so.14.1.4.18)
  makefile.gcc      =>  Generic makefile (gcc, creates static libpng.a)
  makefile.knr      =>  Archaic UNIX Makefile that converts files with
                        ansi2knr (Requires ansi2knr.c from
@@ -20,7 +20,7 @@
  makefile.dec      =>  DEC Alpha UNIX makefile
  makefile.dj2      =>  DJGPP 2 makefile
  makefile.elf      =>  Linux/ELF makefile symbol versioning,
-                       (gcc, creates libpng14.so.14.1.4.18rc01)
+                       (gcc, creates libpng14.so.14.1.4.18)
  makefile.freebsd  =>  FreeBSD makefile
  makefile.gcc      =>  Generic gcc makefile
  makefile.hpgcc    =>  HPUX makefile using gcc
@@ -36,12 +36,12 @@
  makefile.os2      =>  OS/2 Makefile (gcc and emx, requires pngos2.def)
  makefile.sco      =>  For SCO OSr5  ELF and Unixware 7 with Native cc
  makefile.sggcc    =>  Silicon Graphics (gcc,
-                       creates libpng14.so.14.1.4.18rc01)
+                       creates libpng14.so.14.1.4.18)
  makefile.sgi      =>  Silicon Graphics IRIX makefile (cc, creates static lib)
  makefile.solaris  =>  Solaris 2.X makefile (gcc,
-                       creates libpng14.so.14.1.4.18rc01)
+                       creates libpng14.so.14.1.4.18)
  makefile.so9      =>  Solaris 9 makefile (gcc,
-                       creates libpng14.so.14.1.4.18rc01)
+                       creates libpng14.so.14.1.4.18)
  makefile.std      =>  Generic UNIX makefile (cc, creates static libpng.a)
  makefile.sunos    =>  Sun makefile
  makefile.32sunu   =>  Sun Ultra 32-bit makefile
diff --git a/scripts/libpng-config-head.in b/scripts/libpng-config-head.in
index 7d737e9..cece9d7 100755
--- a/scripts/libpng-config-head.in
+++ b/scripts/libpng-config-head.in
@@ -11,7 +11,7 @@
 
 # Modeled after libxml-config.
 
-version=1.4.18rc01
+version=1.4.18
 prefix=""
 libdir=""
 libs=""
diff --git a/scripts/libpng.pc.in b/scripts/libpng.pc.in
index 473c8a4..9dd36d2 100644
--- a/scripts/libpng.pc.in
+++ b/scripts/libpng.pc.in
@@ -5,6 +5,6 @@
 
 Name: libpng
 Description: Loads and saves PNG files
-Version: 1.4.18rc01
+Version: 1.4.18
 Libs: -L${libdir} -lpng14
 Cflags: -I${includedir}
diff --git a/scripts/makefile.ne12bsd b/scripts/makefile.ne12bsd
index 316bf30..94df3d5 100644
--- a/scripts/makefile.ne12bsd
+++ b/scripts/makefile.ne12bsd
@@ -17,7 +17,7 @@
 
 LIB=	png14
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.4.18rc01
+SHLIB_MINOR=	1.4.18
 SRCS=	png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 	pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 	pngwtran.c pngmem.c pngerror.c pngpread.c
diff --git a/scripts/makefile.netbsd b/scripts/makefile.netbsd
index e2e0c4a..1cd0979 100644
--- a/scripts/makefile.netbsd
+++ b/scripts/makefile.netbsd
@@ -17,7 +17,7 @@
 
 LIB=	png
 SHLIB_MAJOR=	3
-SHLIB_MINOR=	1.4.18rc01
+SHLIB_MINOR=	1.4.18
 SRCS=	png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
 	pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
 	pngwtran.c pngmem.c pngerror.c pngpread.c
diff --git a/scripts/makefile.openbsd b/scripts/makefile.openbsd
index eb07683..b86bf28 100644
--- a/scripts/makefile.openbsd
+++ b/scripts/makefile.openbsd
@@ -11,7 +11,7 @@
 MANDIR= ${PREFIX}/man/cat
 
 SHLIB_MAJOR=	0
-SHLIB_MINOR=	1.4.18rc01
+SHLIB_MINOR=	1.4.18
 
 LIB=	png
 SRCS=	png.c pngerror.c pngget.c pngmem.c pngpread.c \
diff --git a/scripts/png32ce.def b/scripts/png32ce.def
index 7d06b05..83a099a 100644
--- a/scripts/png32ce.def
+++ b/scripts/png32ce.def
@@ -15,7 +15,7 @@
  png_get_int_32
 
 EXPORTS
-;Version 1.4.18rc01
+;Version 1.4.18
   png_build_grayscale_palette  @1
 ;  png_check_sig        @2
   png_chunk_error      @3
diff --git a/scripts/pngos2.def b/scripts/pngos2.def
index 3c3662f..f4ce091 100644
--- a/scripts/pngos2.def
+++ b/scripts/pngos2.def
@@ -2,7 +2,7 @@
 ; PNG.LIB module definition file for OS/2
 ;----------------------------------------
 
-; Version 1.4.18rc01
+; Version 1.4.18
 
 LIBRARY		PNG
 DESCRIPTION	"PNG image compression library for OS/2"
diff --git a/scripts/pngwin.def b/scripts/pngwin.def
index 9f02ebe..57d2c75 100644
--- a/scripts/pngwin.def
+++ b/scripts/pngwin.def
@@ -5,7 +5,7 @@
 LIBRARY
 
 EXPORTS
-;Version 1.4.18rc01
+;Version 1.4.18
   png_build_grayscale_palette
   png_chunk_error
   png_chunk_warning