diff --git a/configs/grinn_liteboard_defconfig b/configs/grinn_liteboard_defconfig
index 5f3ca07552..84f1735e22 100644
--- a/configs/grinn_liteboard_defconfig
+++ b/configs/grinn_liteboard_defconfig
@@ -1,7 +1,6 @@
 BR2_arm=y
 BR2_cortex_a7=y
 BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_16=y
-BR2_TARGET_GENERIC_GETTY_PORT="ttymxc0"
 BR2_SYSTEM_DHCP="eth0"
 BR2_ROOTFS_POST_IMAGE_SCRIPT="board/grinn/liteboard/post-image.sh"
 BR2_LINUX_KERNEL=y