diff --git a/meta-nuvoton/recipes-kernel/linux/linux-nuvoton/npcm8xx_defconfig b/meta-nuvoton/recipes-kernel/linux/linux-nuvoton/npcm8xx_defconfig
index cbe0bf3..b7f761a 100644
--- a/meta-nuvoton/recipes-kernel/linux/linux-nuvoton/npcm8xx_defconfig
+++ b/meta-nuvoton/recipes-kernel/linux/linux-nuvoton/npcm8xx_defconfig
@@ -183,4 +183,6 @@
 
 CONFIG_NPCM_MBOX=y
 
-
+# Enable TEE
+CONFIG_TEE=y
+CONFIG_OPTEE=y