diff --git a/lib_m68k/board.c b/lib_m68k/board.c
index 7d4ffc7..ec7f018 100644
--- a/lib_m68k/board.c
+++ b/lib_m68k/board.c
@@ -535,7 +535,7 @@
 		 */
 		s = getenv ("flashchecksum");
 		if (s && (*s == 'y')) {
-			printf ("  CRC: %08lX",
+			printf ("  CRC: %08X",
 					crc32 (0,
 						   (const unsigned char *) CONFIG_SYS_FLASH_BASE,
 						   flash_size)