diff --git a/png.c b/png.c
index be275f29..22343a82 100644
--- a/png.c
+++ b/png.c
@@ -1,7 +1,7 @@
 
 /* png.c - location for general purpose libpng functions
  *
- * Last changed in libpng 1.2.41 [December 23, 2009]
+ * Last changed in libpng 1.2.41 [December 3, 2009]
  * Copyright (c) 1998-2009 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.)
@@ -17,7 +17,7 @@
 #include "png.h"
 
 /* Generate a compiler error if there is an old png.h in the search path. */
-typedef version_1_2_42rc02 Your_png_h_is_not_version_1_2_42rc02;
+typedef version_1_2_42rc03 Your_png_h_is_not_version_1_2_42rc03;
 
 /* Version information for C files.  This had better match the version
  * string defined in png.h.
@@ -723,13 +723,13 @@ png_get_copyright(png_structp png_ptr)
 #else
 #ifdef __STDC__
    return ((png_charp) PNG_STRING_NEWLINE \
-     "libpng version 1.2.42rc02 - December 23, 2009" PNG_STRING_NEWLINE \
+     "libpng version 1.2.42rc03 - December 25, 2009" PNG_STRING_NEWLINE \
      "Copyright (c) 1998-2009 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 1.2.42rc02 - December 23, 2009\
+      return ((png_charp) "libpng version 1.2.42rc03 - December 25, 2009\
       Copyright (c) 1998-2009 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 c9fdd914..01219e6b 100644
--- a/png.h
+++ b/png.h
@@ -1,6 +1,6 @@
 /* png.h - header file for PNG reference library
  *
- * libpng version 1.2.42rc02 - December 23, 2009
+ * libpng version 1.2.42rc03 - December 25, 2009
  * Copyright (c) 1998-2009 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.)
@@ -10,7 +10,7 @@
  * 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 1.2.42rc02 - December 23, 2009: Glenn
+ *  libpng versions 0.97, January 1998, through 1.2.42rc03 - December 25, 2009: Glenn
  *  See also "Contributing Authors", below.
  *
  * Note about libpng version numbers:
@@ -251,8 +251,8 @@
  *    1.0.51                  10    10051  10.so.0.51[.0]
  *    1.2.41                  13    10241  12.so.0.41[.0]
  *    1.2.42beta01-02         13    10242  12.so.0.42[.0]
- *    1.2.42rc01              13    10242  12.so.0.42[.0]
- *    1.0.51                  10    10052  10.so.0.52[.0]
+ *    1.2.42rc01-03           13    10242  12.so.0.42[.0]
+ *    1.0.52                  10    10052  10.so.0.52[.0]
  *    1.2.42                  13    10242  12.so.0.42[.0]
  *
  *    Henceforth the source version will match the shared-library major
@@ -285,7 +285,7 @@
  *
  * This code is released under the libpng license.
  *
- * libpng versions 1.2.6, August 15, 2004, through 1.2.42rc02, December 23, 2009, are
+ * libpng versions 1.2.6, August 15, 2004, through 1.2.42rc03, December 25, 2009, are
  * Copyright (c) 2004, 2006-2009 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:
@@ -397,13 +397,13 @@
  * Y2K compliance in libpng:
  * =========================
  *
- *    December 23, 2009
+ *    December 25, 2009
  *
  *    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 1.2.42rc02 are Y2K compliant.  It is my belief that earlier
+ *    upward through 1.2.42rc03 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
@@ -459,9 +459,9 @@
  */
 
 /* Version information for png.h - this should match the version in png.c */
-#define PNG_LIBPNG_VER_STRING "1.2.42rc02"
+#define PNG_LIBPNG_VER_STRING "1.2.42rc03"
 #define PNG_HEADER_VERSION_STRING \
-   " libpng version 1.2.42rc02 - December 23, 2009\n"
+   " libpng version 1.2.42rc03 - December 25, 2009\n"
 
 #define PNG_LIBPNG_VER_SONUM   0
 #define PNG_LIBPNG_VER_DLLNUM  13
@@ -474,7 +474,7 @@
  * PNG_LIBPNG_VER_STRING, omitting any leading zero:
  */
 
-#define PNG_LIBPNG_VER_BUILD  02
+#define PNG_LIBPNG_VER_BUILD  03
 
 /* Release Status */
 #define PNG_LIBPNG_BUILD_ALPHA    1
@@ -1530,7 +1530,7 @@ struct png_struct_def
 /* 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_2_42rc02;
+typedef png_structp version_1_2_42rc03;
 
 typedef png_struct FAR * FAR * png_structpp;
 
diff --git a/pngconf.h b/pngconf.h
index cc7c02a2..20a538d3 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -1,7 +1,7 @@
 
 /* pngconf.h - machine configurable file for libpng
  *
- * libpng version 1.2.42rc02 - December 23, 2009
+ * libpng version 1.2.42rc03 - December 25, 2009
  * Copyright (c) 1998-2009 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.)