diff --git a/configs/stm32mp13_defconfig b/configs/stm32mp13_defconfig
index b5dcec7..f5b6262 100644
--- a/configs/stm32mp13_defconfig
+++ b/configs/stm32mp13_defconfig
@@ -18,6 +18,7 @@
 CONFIG_BOOTDELAY=1
 CONFIG_BOOTCOMMAND="run bootcmd_stm32mp"
 CONFIG_SYS_PROMPT="STM32MP> "
+CONFIG_SYS_BOOTM_LEN=0x2000000
 CONFIG_CMD_ADTIMG=y
 CONFIG_CMD_ERASEENV=y
 CONFIG_CMD_MEMINFO=y