diff --git a/boards/arduino/portenta_h7/arduino_portenta_h7_stm32h747xx_m7_defconfig b/boards/arduino/portenta_h7/arduino_portenta_h7_stm32h747xx_m7_defconfig
index 792329f24bcc..4e3d24da6aee 100644
--- a/boards/arduino/portenta_h7/arduino_portenta_h7_stm32h747xx_m7_defconfig
+++ b/boards/arduino/portenta_h7/arduino_portenta_h7_stm32h747xx_m7_defconfig
@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: Apache-2.0
 
 # Enable the internal SMPS regulator
-CONFIG_POWER_SUPPLY_DIRECT_SMPS=y
+CONFIG_POWER_SUPPLY_SMPS_1V8_SUPPLIES_LDO=y
 
 # Enable GPIO
 CONFIG_GPIO=y