diff --git a/configs/vl_ma2sc_defconfig b/configs/vl_ma2sc_defconfig
index 39cd725..e6478a7 100644
--- a/configs/vl_ma2sc_defconfig
+++ b/configs/vl_ma2sc_defconfig
@@ -1,2 +1,3 @@
 CONFIG_ARM=y
+CONFIG_ARCH_AT91=y
 CONFIG_TARGET_VL_MA2SC=y