diff --git a/configs/openrd_ultimate_defconfig b/configs/openrd_ultimate_defconfig
index b587963..7c2e41e 100644
--- a/configs/openrd_ultimate_defconfig
+++ b/configs/openrd_ultimate_defconfig
@@ -7,13 +7,13 @@
 CONFIG_SYS_TEXT_BASE=0x600000
 CONFIG_NR_DRAM_BANKS=2
 CONFIG_TARGET_OPENRD=y
+CONFIG_BOARD_IS_OPENRD_ULTIMATE=y
 CONFIG_ENV_SIZE=0x20000
 CONFIG_ENV_OFFSET=0x80000
 CONFIG_DEFAULT_DEVICE_TREE="kirkwood-openrd-ultimate"
 CONFIG_IDENT_STRING="\nOpenRD-Ultimate"
 # CONFIG_SYS_MALLOC_F is not set
 CONFIG_SYS_LOAD_ADDR=0x800000
-CONFIG_SYS_EXTRA_OPTIONS="BOARD_IS_OPENRD_ULTIMATE"
 CONFIG_BOOTDELAY=3
 CONFIG_USE_BOOTCOMMAND=y
 CONFIG_BOOTCOMMAND="${x_bootcmd_kernel}; setenv bootargs ${x_bootargs} ${x_bootargs_root}; ${x_bootcmd_usb}; bootm 0x6400000;"