diff --git a/configs/stm32mp15_trusted_defconfig b/configs/stm32mp15_trusted_defconfig
index 6cedb0a6..d392b0f 100644
--- a/configs/stm32mp15_trusted_defconfig
+++ b/configs/stm32mp15_trusted_defconfig
@@ -40,6 +40,7 @@
 CONFIG_CMD_MTDPARTS=y
 CONFIG_CMD_LOG=y
 CONFIG_CMD_UBI=y
+CONFIG_OF_LIVE=y
 CONFIG_ENV_IS_NOWHERE=y
 CONFIG_ENV_IS_IN_MMC=y
 CONFIG_ENV_IS_IN_SPI_FLASH=y