diff --git a/configs/sheevaplug_defconfig b/configs/sheevaplug_defconfig
index 608e05e64e9..d77d198f186 100644
--- a/configs/sheevaplug_defconfig
+++ b/configs/sheevaplug_defconfig
@@ -36,3 +36,4 @@ CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_STORAGE=y
 CONFIG_LZMA=y
+CONFIG_SYS_THUMB_BUILD=y