diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 8f3a444c6ea9..7cea769c37df 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -512,7 +512,7 @@ config CRC_PMIC_OPREGION
 
 config XPOWER_PMIC_OPREGION
 	bool "ACPI operation region support for XPower AXP288 PMIC"
-	depends on MFD_AXP20X_I2C && IOSF_MBI
+	depends on MFD_AXP20X_I2C && IOSF_MBI=y
 	help
 	  This config adds ACPI operation region support for XPower AXP288 PMIC.