diff --git a/configs/at91sam9n12ek_nandflash_defconfig b/configs/at91sam9n12ek_nandflash_defconfig
index 6f677b1..f908246 100644
--- a/configs/at91sam9n12ek_nandflash_defconfig
+++ b/configs/at91sam9n12ek_nandflash_defconfig
@@ -1,3 +1,4 @@
 CONFIG_SYS_EXTRA_OPTIONS="AT91SAM9N12,SYS_USE_NANDFLASH"
 CONFIG_ARM=y
+CONFIG_ARCH_AT91=y
 CONFIG_TARGET_AT91SAM9N12EK=y