diff --git a/ANNOUNCE b/ANNOUNCE
index ed4774208..0cc8045c9 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -37,6 +37,7 @@ Version 1.6.29beta02 [February 22, 2017]
     Malaquias)
   The contrib/examples/pngtopng.c recovery code was in the wrong if
     branches; the comments were correct.
+  Added code for PowerPC VSX optimisation (Vadim Barkov).
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
diff --git a/CHANGES b/CHANGES
index 8c1b8fbba..c5dc1261b 100644
--- a/CHANGES
+++ b/CHANGES
@@ -5806,6 +5806,7 @@ Version 1.6.29beta02 [February 22, 2017]
     Malaquias)
   The contrib/examples/pngtopng.c recovery code was in the wrong if
     branches; the comments were correct.
+  Added code for PowerPC VSX optimisation (Vadim Barkov).
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
diff --git a/README b/README
index b21846707..ffa94b9d1 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-README for libpng version 1.6.29beta02 - January 31, 2017 (shared library 16.0)
+README for libpng version 1.6.29beta02 - February 22, 2017 (shared library 16.0)
 See the note about version numbers near the top of png.h
 
 See INSTALL for instructions on how to install libpng.
diff --git a/configure.ac b/configure.ac
index e19474e21..d2c766df0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -426,7 +426,6 @@ AM_CONDITIONAL([PNG_INTEL_SSE],
       *)    test "$enable_intel_sse" != '';;
     esac])
 
-
 # PowerPC
 # ===
 #
@@ -474,6 +473,7 @@ AM_CONDITIONAL([PNG_POWERPC_VSX],
       powerpc*|ppc64*) :;;
     esac])
 
+
 AC_MSG_NOTICE([[Extra options for compiler: $PNG_COPTS]])
 
 # Config files, substituting as above
diff --git a/png.h b/png.h
index 22620098b..ec324e4d9 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.6.29beta02, January 12, 2017
+ * libpng version 1.6.29beta02, February 22, 2017
  *
  * Copyright (c) 1998-2002,2004,2006-2017 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 0.89, June 1996, through 0.96, May 1997: Andreas Dilger
- *   libpng versions 0.97, January 1998, through 1.6.29beta02, January 12, 2017:
+ *   libpng versions 0.97, January 1998, through 1.6.29beta02, February 22, 2017:
  *     Glenn Randers-Pehrson.
  *   See also "Contributing Authors", below.
  */
@@ -25,7 +25,7 @@
  *
  * This code is released under the libpng license.
  *
- * libpng versions 1.0.7, July 1, 2000 through 1.6.29beta02, January 12, 2017 are
+ * libpng versions 1.0.7, July 1, 2000 through 1.6.29beta02, February 22, 2017 are
  * Copyright (c) 2000-2002, 2004, 2006-2017 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
@@ -240,7 +240,7 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    January 12, 2017
+ *    February 22, 2017
  *
  *    Since the PNG Development group is an ad-hoc body, we can't make
  *    an official declaration.
@@ -309,7 +309,7 @@
 
 /* Version information for png.h - this should match the version in png.c */
 #define PNG_LIBPNG_VER_STRING "1.6.29beta02"
-#define PNG_HEADER_VERSION_STRING " libpng version 1.6.29beta02 - January 12, 2017\n"
+#define PNG_HEADER_VERSION_STRING " libpng version 1.6.29beta02 - February 22, 2017\n"
 
 #define PNG_LIBPNG_VER_SONUM   16
 #define PNG_LIBPNG_VER_DLLNUM  16