diff --git a/board/amcc/taihu/flash.c b/board/amcc/taihu/flash.c
index 290259e..8ffcc39 100644
--- a/board/amcc/taihu/flash.c
+++ b/board/amcc/taihu/flash.c
@@ -87,7 +87,7 @@
 				    CFG_MONITOR_BASE,
 				    CFG_MONITOR_BASE + CFG_MONITOR_LEN - 1,
 				    &flash_info[0]);
-#ifdef CFG_ENV_IS_IN_FLASH
+#ifdef CONFIG_ENV_IS_IN_FLASH
 		(void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR,
 				    CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1,
 				    &flash_info[0]);