diff --git a/drivers/phy/renesas/Kconfig b/drivers/phy/renesas/Kconfig
index d217c630b2fd..90a9ca2db7fc 100644
--- a/drivers/phy/renesas/Kconfig
+++ b/drivers/phy/renesas/Kconfig
@@ -29,6 +29,7 @@ config PHY_RCAR_GEN3_USB2
 	depends on ARCH_RENESAS
 	depends on EXTCON || !EXTCON # if EXTCON=m, this cannot be built-in
 	depends on USB_SUPPORT
+	depends on REGULATOR
 	select GENERIC_PHY
 	select MULTIPLEXER
 	select USB_COMMON