diff --git a/configs/mscc_jr2_defconfig b/configs/mscc_jr2_defconfig
index 082a32b..b2e1a8e 100644
--- a/configs/mscc_jr2_defconfig
+++ b/configs/mscc_jr2_defconfig
@@ -30,6 +30,7 @@
 CONFIG_SYS_PBSIZE=279
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_CONSOLE is not set
+CONFIG_SYS_BOOTM_LEN=0x1000000
 # CONFIG_CMD_ELF is not set
 # CONFIG_CMD_EXPORTENV is not set
 # CONFIG_CMD_IMPORTENV is not set