diff --git a/configs/ls1021aqds_sdcard_qspi_defconfig b/configs/ls1021aqds_sdcard_qspi_defconfig
index eb5e332..1b5d822 100644
--- a/configs/ls1021aqds_sdcard_qspi_defconfig
+++ b/configs/ls1021aqds_sdcard_qspi_defconfig
@@ -29,6 +29,7 @@
 CONFIG_FSL_QIXIS=y
 CONFIG_SYS_MEMTEST_START=0x80000000
 CONFIG_SYS_MEMTEST_END=0x9fffffff
+CONFIG_SYS_MONITOR_LEN=786432
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_RAMBOOT_PBL=y