diff --git a/src/mainboard/google/rex/variants/rex0/fw_config.c b/src/mainboard/google/rex/variants/rex0/fw_config.c
index 86cb781..cea55ec 100644
--- a/src/mainboard/google/rex/variants/rex0/fw_config.c
+++ b/src/mainboard/google/rex/variants/rex0/fw_config.c
@@ -85,9 +85,9 @@
 
 static const struct pad_config ish_enable_pads[] = {
 	/* GPP_B02 : ISH I2C0_SDA */
-	PAD_CFG_NF(GPP_B02, NONE, DEEP, NF3),
+	PAD_CFG_NF_IOSTANDBY_IGNORE(GPP_B02, NONE, DEEP, NF3),
 	/* GPP_B03 : ISH_I2C0_SCL */
-	PAD_CFG_NF(GPP_B03, NONE, DEEP, NF3),
+	PAD_CFG_NF_IOSTANDBY_IGNORE(GPP_B03, NONE, DEEP, NF3),
 	/* GPP_D05 : ISH_UART_TX */
 	PAD_CFG_NF(GPP_D05, NONE, DEEP, NF2),
 	/* GPP_D06 : ISH_UART_RX */