diff --git a/include/configs/rsdproto.h b/include/configs/rsdproto.h
index 6251383..89db35b 100644
--- a/include/configs/rsdproto.h
+++ b/include/configs/rsdproto.h
@@ -291,7 +291,7 @@
 /* turn off NVRAM env feature */
 #undef CONFIG_NVRAM_ENV
 
-#define	CFG_ENV_IS_IN_FLASH	1
+#define	CONFIG_ENV_IS_IN_FLASH	1
 #define CFG_ENV_ADDR	(PHYS_FLASH + 0x28000)	/* Addr of Environment Sector	*/
 #define CFG_ENV_SECT_SIZE	0x8000	/* Total Size of Environment Sector	*/