$OpenBSD: patch-gdk_imlib_io-png_c,v 1.3 2009/01/09 16:21:42 naddy Exp $
--- gdk_imlib/io-png.c.orig	Mon Mar  4 18:06:29 2002
+++ gdk_imlib/io-png.c	Fri Jan  9 17:20:41 2009
@@ -299,7 +299,8 @@ inline_png(unsigned char *data, int data_size)
   im->rgb_width = ww;
   im->rgb_height = hh;  
   /* Setup Translators */
-  if (color_type == PNG_COLOR_TYPE_PALETTE)
+  if ((color_type == PNG_COLOR_TYPE_PALETTE) ||
+      (color_type == PNG_COLOR_TYPE_GRAY))
     png_set_expand(png_ptr);
   png_set_strip_16(png_ptr);
   png_set_packing(png_ptr);