diff --git a/configs/nanopi_neo2_defconfig b/configs/nanopi_neo2_defconfig
index 95dd56a..d76d37f 100644
--- a/configs/nanopi_neo2_defconfig
+++ b/configs/nanopi_neo2_defconfig
@@ -7,6 +7,7 @@
 CONFIG_DRAM_ZQ=3881977
 # CONFIG_DRAM_ODT_EN is not set
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SYS_MONITOR_LEN=786432
 CONFIG_SUN8I_EMAC=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_OHCI_HCD=y