diff --git a/boards/nordic/nrf54l15dk/Kconfig.defconfig b/boards/nordic/nrf54l15dk/Kconfig.defconfig
index 2b753df3515..06a426bd8ed 100644
--- a/boards/nordic/nrf54l15dk/Kconfig.defconfig
+++ b/boards/nordic/nrf54l15dk/Kconfig.defconfig
@@ -7,6 +7,7 @@ config BT_CTLR
 	default BT
 
 config ROM_START_OFFSET
+	default 0 if PARTITION_MANAGER_ENABLED
 	default 0x800 if BOOTLOADER_MCUBOOT
 
 endif # BOARD_NRF54L15DK_NRF54L15_CPUAPP