--- src-IL/src/il_png.c.orig 2011-07-06 23:44:57.000000000 +0200 +++ src-IL/src//il_png.c 2011-07-06 23:46:53.000000000 +0200 @@ -278,7 +278,7 @@ // Expand low-bit-depth grayscale images to 8 bits if (png_color_type == PNG_COLOR_TYPE_GRAY && bit_depth < 8) { - png_set_gray_1_2_4_to_8(png_ptr); + png_set_expand_gray_1_2_4_to_8(png_ptr); } // Expand RGB images with transparency to full alpha channels