diff --git a/configs/kmnusa_defconfig b/configs/kmnusa_defconfig
index 34ece18..08e9b75 100644
--- a/configs/kmnusa_defconfig
+++ b/configs/kmnusa_defconfig
@@ -1,4 +1,5 @@
 CONFIG_ARM=y
+CONFIG_SYS_DCACHE_OFF=y
 CONFIG_KIRKWOOD=y
 CONFIG_SYS_TEXT_BASE=0x07d00000
 CONFIG_TARGET_KM_KIRKWOOD=y