diff --git a/src/mainboard/google/zork/variants/shuboz/gpio.c b/src/mainboard/google/zork/variants/shuboz/gpio.c
index db20e44699..43575820ec 100644
--- a/src/mainboard/google/zork/variants/shuboz/gpio.c
+++ b/src/mainboard/google/zork/variants/shuboz/gpio.c
@@ -7,6 +7,8 @@
 #include <ec/google/chromeec/ec.h>
 
 static const struct soc_amd_gpio bid_gpio_set_stage_ram[] = {
+	/* PEN_DETECT_ODL - Not connected */
+	PAD_NC(GPIO_4),
 	/* AGPIO_5 - NC */
 	PAD_NC(GPIO_5),
 	/* EGPIO141 - NC */