diff --git a/include/configs/medcom.h b/include/configs/medcom.h
index 6a54925..2dc3507 100644
--- a/include/configs/medcom.h
+++ b/include/configs/medcom.h
@@ -41,6 +41,8 @@
 
 #define CONFIG_BOARD_EARLY_INIT_F
 
+#define CONFIG_ENV_IS_NOWHERE
+
 /* SD/MMC */
 #define CONFIG_MMC
 #define CONFIG_GENERIC_MMC
diff --git a/include/configs/plutux.h b/include/configs/plutux.h
index 033eda0..f869191 100644
--- a/include/configs/plutux.h
+++ b/include/configs/plutux.h
@@ -41,6 +41,8 @@
 
 #define CONFIG_BOARD_EARLY_INIT_F
 
+#define CONFIG_ENV_IS_NOWHERE
+
 /* SD/MMC */
 #define CONFIG_MMC
 #define CONFIG_GENERIC_MMC