diff --git a/drivers/staging/hikey9xx/Kconfig b/drivers/staging/hikey9xx/Kconfig
index a004839e8fa94..0e97b5b9a56ae 100644
--- a/drivers/staging/hikey9xx/Kconfig
+++ b/drivers/staging/hikey9xx/Kconfig
@@ -31,6 +31,7 @@ config MFD_HI6421_SPMI
 config REGULATOR_HI6421V600
 	tristate "HiSilicon Hi6421v600 PMIC voltage regulator support"
 	depends on MFD_HI6421_SPMI && OF
+	depends on REGULATOR
 	help
 	  This driver provides support for the voltage regulators on
 	  HiSilicon Hi6421v600 PMU / Codec IC.