diff --git a/configs/omapl138_lcdk_defconfig b/configs/omapl138_lcdk_defconfig
index 624195c7b6..c021e8f564 100644
--- a/configs/omapl138_lcdk_defconfig
+++ b/configs/omapl138_lcdk_defconfig
@@ -1,4 +1,5 @@
 CONFIG_ARM=y
+CONFIG_SYS_THUMB_BUILD=y
 CONFIG_ARCH_DAVINCI=y
 CONFIG_SYS_TEXT_BASE=0xc1080000
 CONFIG_TARGET_OMAPL138_LCDK=y