diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 3de426e2263a24df188c51e8837bf5944374a97d..81a3ce90edb371e14660a56b02940f411a0d9f88 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -477,7 +477,7 @@ config I2C_DESIGNWARE_PCI
 
 config I2C_DESIGNWARE_BAYTRAIL
 	bool "Intel Baytrail I2C semaphore support"
-	depends on I2C_DESIGNWARE_PLATFORM && IOSF_MBI && ACPI
+	depends on I2C_DESIGNWARE_PLATFORM && IOSF_MBI=y && ACPI
 	help
 	  This driver enables managed host access to the PMIC I2C bus on select
 	  Intel BayTrail platforms using the X-Powers AXP288 PMIC. It allows