diff --git a/ANNOUNCE b/ANNOUNCE
index c8a350126c54364324e28a51b2ea6f0b5a236fb6..9210b45477d1e73151b0409ae0386b587e6d70bc 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,4 +1,4 @@
-Libpng 1.6.24beta03 - June 30, 2016
+Libpng 1.6.24beta03 - July 1, 2016
 
 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.
@@ -67,10 +67,12 @@ Version 1.6.24beta02 [June 23, 2016]
     structure padding is fixable, but it would be a signficant change (moving
     structure members around).
 
-Version 1.6.24beta03 [June 30, 2016]
+Version 1.6.24beta03 [July 1, 2016]
   Optimized absolute value calculation in filter selection, similar to
     code in the PAETH decoder in pngrutil.c. Build with PNG_USE_ABS to
     use this.
+  Added pngcp to the build together with a pngcp.dfa configuration test.
+  Added high resolution timing to pngcp.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
diff --git a/CHANGES b/CHANGES
index 78a899b0ca744c7d08adcc7dcbb89422a3c70086..04549f2582a35456937cb0cf1b39b2622bb056ff 100644
--- a/CHANGES
+++ b/CHANGES
@@ -5638,10 +5638,12 @@ Version 1.6.24beta02 [June 23, 2016]
     structure padding is fixable, but it would be a signficant change (moving
     structure members around).
 
-Version 1.6.24beta03 [June 30, 2016]
+Version 1.6.24beta03 [July 1, 2016]
   Optimized absolute value calculation in filter selection, similar to
     code in the PAETH decoder in pngrutil.c. Build with PNG_USE_ABS to
     use this.
+  Added pngcp to the build together with a pngcp.dfa configuration test.
+  Added high resolution timing to pngcp.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
diff --git a/contrib/libtests/pngimage.c b/contrib/libtests/pngimage.c
index 4f6946427670b48ca2799717c3ffddd3d9f61d57..78dc4a4062d753e55f8b4be252cceae95efd22aa 100644
--- a/contrib/libtests/pngimage.c
+++ b/contrib/libtests/pngimage.c
@@ -2,7 +2,7 @@
  *
  * Copyright (c) 2015,2016 John Cunningham Bowler
  *
- * Last changed in libpng 1.6.22 [May 26, 2016]
+ * Last changed in libpng 1.6.24 [(PENDING RELEASE)]
  *
  * This code is released under the libpng license.
  * For conditions of distribution and use, see the disclaimer
diff --git a/contrib/tools/pngcp.c b/contrib/tools/pngcp.c
index 924d6e9c6b804776d71f13d0f79850901d4c32b5..5e085ee07b2c232c5aaf634850acf681ff3daa49 100644
--- a/contrib/tools/pngcp.c
+++ b/contrib/tools/pngcp.c
@@ -2,7 +2,7 @@
  *
  * Copyright (c) 2016 John Cunningham Bowler
  *
- * Last changed in libpng 1.6.24beta03 [June 27, 2016]
+ * Last changed in libpng 1.6.24 [(PENDING RELEASE)]
  *
  * This code is released under the libpng license.
  * For conditions of distribution and use, see the disclaimer
diff --git a/png.h b/png.h
index 5574ed799eba356cc38ae83a0028fc41d41facdf..3309102effa8c1187e37d8186d509876eae07c32 100644
--- a/png.h
+++ b/png.h
@@ -1,7 +1,7 @@
 
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.6.24beta03, June 23, 2016
+ * libpng version 1.6.24beta03, July 1, 2016
  *
  * Copyright (c) 1998-2002,2004,2006-2016 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 1.6.24beta03, June 23, 2016:
+ *   libpng versions 0.97, January 1998, through 1.6.24beta03, July 1, 2016:
  *     Glenn Randers-Pehrson.
  *   See also "Contributing Authors", below.
  */
@@ -29,7 +29,7 @@
  * files that are distributed with libpng have other copyright owners and
  * are released under other open source licenses.
  *
- * libpng versions 1.0.7, July 1, 2000 through 1.6.24beta03, June 23, 2016 are
+ * libpng versions 1.0.7, July 1, 2000 through 1.6.24beta03, July 1, 2016 are
  * Copyright (c) 2000-2002, 2004, 2006-2016 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
@@ -245,7 +245,7 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    June 23, 2016
+ *    July 1, 2016
  *
  *    Since the PNG Development group is an ad-hoc body, we can't make
  *    an official declaration.
@@ -315,7 +315,7 @@
 /* Version information for png.h - this should match the version in png.c */
 #define PNG_LIBPNG_VER_STRING "1.6.24beta03"
 #define PNG_HEADER_VERSION_STRING \
-     " libpng version 1.6.24beta03 - June 23, 2016\n"
+     " libpng version 1.6.24beta03 - July 1, 2016\n"
 
 #define PNG_LIBPNG_VER_SONUM   16
 #define PNG_LIBPNG_VER_DLLNUM  16
diff --git a/pngset.c b/pngset.c
index 5ffb28364c037e49673be1d8a1d062059859f812..3236aee12e08110e1223ceb7992db3b1b4554c5e 100644
--- a/pngset.c
+++ b/pngset.c
@@ -1,7 +1,7 @@
 
 /* pngset.c - storage of image information into info struct
  *
- * Last changed in libpng 1.6.23 [June 9, 2016]
+ * Last changed in libpng 1.6.24 [(PENDING RELEASE)]
  * Copyright (c) 1998-2016 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.)