diff --git a/core/arch/arm/plat-nuvoton/conf.mk b/core/arch/arm/plat-nuvoton/conf.mk
index 5186919416b..e7a307781a3 100644
--- a/core/arch/arm/plat-nuvoton/conf.mk
+++ b/core/arch/arm/plat-nuvoton/conf.mk
@@ -15,6 +15,9 @@ $(call force,CFG_16550_UART,y)
 # Not used now for current platform
 $(call force,CFG_EXTERNAL_DT,n)
 
+# Not used for current platform
+$(call force,CFG_EXTERNAL_DT,n)
+
 CFG_WITH_STATS ?= y
 
 # To enable version printing with color in main