diff --git a/ANNOUNCE b/ANNOUNCE
index 29db5aca7..b043a8622 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1,5 +1,5 @@
 
-Libpng 1.4.2rc02 - April 16, 2010
+Libpng 1.4.2rc03 - April 16, 2010
 
 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.
@@ -9,20 +9,20 @@ Files available for download:
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script
 
-   1.4.2rc02.tar.xz (LZMA-compressed, recommended)
-   1.4.2rc02.tar.gz
-   1.4.2rc02.tar.bz2
+   1.4.2rc03.tar.xz (LZMA-compressed, recommended)
+   1.4.2rc03.tar.gz
+   1.4.2rc03.tar.bz2
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lp142r02.zip
-   lp142r02.7z
+   lp142r03.zip
+   lp142r03.7z
 
 Other information:
 
-   1.4.2rc02-README.txt
-   1.4.2rc02-LICENSE.txt
+   1.4.2rc03-README.txt
+   1.4.2rc03-LICENSE.txt
 
 Changes since the last public release (1.4.1):
 
@@ -40,6 +40,9 @@ version 1.4.2rc02 [April 16, 2010]
     the PNG_DITHER_[RED,GREEN_BLUE]_BITS macros to
     PNG_QUANTIZE_[RED,GREEN,BLUE]_BITS.
 
+version 1.4.2rc03 [April 16, 2010]
+  Added some "(long)" typecasts to printf calls in png_handle_cHRM().
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement
diff --git a/CHANGES b/CHANGES
index a1cea8ffd..e8fb4ea41 100644
--- a/CHANGES
+++ b/CHANGES
@@ -2551,6 +2551,9 @@ version 1.4.2rc02 [April 16, 2010]
     the PNG_DITHER_[RED,GREEN_BLUE]_BITS macros to
     PNG_QUANTIZE_[RED,GREEN,BLUE]_BITS.
 
+version 1.4.2rc03 [April 16, 2010]
+  Added some "(long)" typecasts to printf calls in png_handle_cHRM().
+
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit
 https://lists.sourceforge.net/lists/listinfo/png-mng-implement
diff --git a/pngrutil.c b/pngrutil.c
index 0f3b816d5..dd4e4de3e 100644
--- a/pngrutil.c
+++ b/pngrutil.c
@@ -894,9 +894,11 @@ png_handle_cHRM(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
                green_x, green_y, blue_x, blue_y);
 #else
             fprintf(stderr, "wx=%ld, wy=%ld, rx=%ld, ry=%ld\n",
-               int_x_white, int_y_white, int_x_red, int_y_red);
+               (long)int_x_white, (long)int_y_white,
+               (long)int_x_red, (long)int_y_red);
             fprintf(stderr, "gx=%ld, gy=%ld, bx=%ld, by=%ld\n",
-               int_x_green, int_y_green, int_x_blue, int_y_blue);
+               (long)int_x_green, (long)int_y_green,
+               (long)int_x_blue, (long)int_y_blue);
 #endif
 #endif /* PNG_CONSOLE_IO_SUPPORTED */
          }