diff --git a/configs/ib62x0_defconfig b/configs/ib62x0_defconfig
index 5cadc56..979f724 100644
--- a/configs/ib62x0_defconfig
+++ b/configs/ib62x0_defconfig
@@ -1,4 +1,5 @@
 CONFIG_ARM=y
+CONFIG_SYS_DCACHE_OFF=y
 CONFIG_KIRKWOOD=y
 CONFIG_SYS_TEXT_BASE=0x600000
 CONFIG_TARGET_IB62X0=y