diff --git a/include/configs/bf506f-ezkit.h b/include/configs/bf506f-ezkit.h
index 3580ec6..77b6735 100644
--- a/include/configs/bf506f-ezkit.h
+++ b/include/configs/bf506f-ezkit.h
@@ -82,6 +82,8 @@
  */
 #define CONFIG_ENV_IS_NOWHERE
 #define CONFIG_ENV_SIZE 0x400
+#undef CONFIG_CMD_EXPORTENV
+#undef CONFIG_CMD_IMPORTENV
 
 
 /*