diff --git a/pngconf.h b/pngconf.h
index 3ff24bad..dba4c459 100644
--- a/pngconf.h
+++ b/pngconf.h
@@ -2,7 +2,7 @@
 /* pngconf.h - machine configurable file for libpng
  *
  * libpng version 1.2.53rc02 - February 21, 2015
- * Copyright (c) 1998-2013 Glenn Randers-Pehrson
+ * 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 0879aa2a..3fe18555 100644
--- a/pngtest.c
+++ b/pngtest.c
@@ -1,7 +1,7 @@
 
 /* pngtest.c - a simple test program to test libpng
  *
- * Last changed in libpng 1.2.51 [February 6, 2014]
+ * Last changed in libpng 1.2.53 [February 21, 2015]
  * Copyright (c) 1998-2014 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.)