diff --git a/include/configs/rd6281a.h b/include/configs/rd6281a.h
index 3d8e25c..3f4d42c 100644
--- a/include/configs/rd6281a.h
+++ b/include/configs/rd6281a.h
@@ -107,6 +107,7 @@
 #define NAND_MAX_CHIPS			1
 #define CONFIG_SYS_NAND_BASE		0xD8000000	/* KW_DEFADR_NANDF */
 #define NAND_ALLOW_ERASE_ALL		1
+#define CONFIG_SYS_64BIT_VSPRINTF	/* needed for nand_util.c */
 #endif
 
 /*