diff --git a/board/csb226/flash.c b/board/csb226/flash.c
index f6dfd96..2a60909 100644
--- a/board/csb226/flash.c
+++ b/board/csb226/flash.c
@@ -81,8 +81,8 @@
 			&flash_info[0]);
 
 	flash_protect(FLAG_PROTECT_SET,
-			CFG_ENV_ADDR,
-			CFG_ENV_ADDR + CFG_ENV_SIZE - 1,
+			CONFIG_ENV_ADDR,
+			CONFIG_ENV_ADDR + CONFIG_ENV_SIZE - 1,
 			&flash_info[0]);
 
 	return size;