diff --git a/configs/P1020RDB-PC_defconfig b/configs/P1020RDB-PC_defconfig
index 163bdbc..aae886b 100644
--- a/configs/P1020RDB-PC_defconfig
+++ b/configs/P1020RDB-PC_defconfig
@@ -14,6 +14,7 @@
 CONFIG_SYS_MPC85XX_NO_RESETVEC=y
 CONFIG_PCIE1=y
 CONFIG_PCIE2=y
+CONFIG_SYS_MONITOR_LEN=786432
 CONFIG_MP=y
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y