diff --git a/include/configs/bf537-minotaur.h b/include/configs/bf537-minotaur.h
index 23c2d33..463b7d0 100644
--- a/include/configs/bf537-minotaur.h
+++ b/include/configs/bf537-minotaur.h
@@ -87,9 +87,8 @@
 
 #define CONFIG_SYS_AUTOLOAD	"no"
 #define CONFIG_ROOTPATH		/romfs
-/* Use a fixed MAC address for booting up. Firstboot linux
- * must fetch a valid MAC from the production server. */
-#define CONFIG_ETHADDR	02:80:ad:20:31:42
+/* Uncomment next line to use fixed MAC address */
+/* #define CONFIG_ETHADDR	02:80:ad:20:31:42 */
 
 
 /*
diff --git a/include/configs/bf537-srv1.h b/include/configs/bf537-srv1.h
index 727b7e7..7368629 100644
--- a/include/configs/bf537-srv1.h
+++ b/include/configs/bf537-srv1.h
@@ -87,9 +87,8 @@
 
 #define CONFIG_SYS_AUTOLOAD	"no"
 #define CONFIG_ROOTPATH		/romfs
-/* Use a fixed MAC address for booting up. Firstboot linux
- * must fetch a valid MAC from the production server. */
-#define CONFIG_ETHADDR	02:80:ad:20:31:42
+/* Uncomment next line to use fixed MAC address */
+/* #define CONFIG_ETHADDR	02:80:ad:20:31:42 */
 
 
 /*