diff --git a/configs/p2571_defconfig b/configs/p2571_defconfig
index 0315494..5f57b1c 100644
--- a/configs/p2571_defconfig
+++ b/configs/p2571_defconfig
@@ -17,6 +17,7 @@
 CONFIG_SYS_PROMPT="Tegra210 (P2571) # "
 CONFIG_SYS_MAXARGS=64
 CONFIG_SYS_PBSIZE=2084
+CONFIG_SYS_BOOTM_LEN=0x800000
 # CONFIG_CMD_IMI is not set
 CONFIG_CMD_DFU=y
 CONFIG_CMD_GPIO=y