diff --git a/src/soc/amd/sabrina/include/soc/gpio.h b/src/soc/amd/sabrina/include/soc/gpio.h
index fbb19cd923..1cd72cd69e 100644
--- a/src/soc/amd/sabrina/include/soc/gpio.h
+++ b/src/soc/amd/sabrina/include/soc/gpio.h
@@ -148,11 +148,11 @@
 #define GPIO_18_IOMUX_GPIOxx 1
 #define GPIO_19_IOMUX_SMBUS1_SCL 0
 #define GPIO_19_IOMUX_I2C3_SCL 1
-/* GPIO 19 IOMUX == 2 is also I2C3_SCL */
+#define GPIO_19_IOMUX_I3C3_SCL 2
 #define GPIO_19_IOMUX_GPIOxx 3
 #define GPIO_20_IOMUX_SMBUS1_SDA 0
 #define GPIO_20_IOMUX_I2C3_SDA 1
-/* GPIO 19 IOMUX == 2 is also I2C3_SDA */
+#define GPIO_20_IOMUX_I3C3_SDA 2
 #define GPIO_20_IOMUX_GPIOxx 3
 #define GPIO_21_IOMUX_ESPI_RESET_L 0
 #define GPIO_21_IOMUX_KBRST_L 1