diff --git a/configs/nanopi-r2s-rk3328_defconfig b/configs/nanopi-r2s-rk3328_defconfig
index 453e542..54ccecb 100644
--- a/configs/nanopi-r2s-rk3328_defconfig
+++ b/configs/nanopi-r2s-rk3328_defconfig
@@ -26,6 +26,8 @@
 # CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_DISPLAY_BOARDINFO_LATE=y
 CONFIG_MISC_INIT_R=y
+CONFIG_SPL_MAX_SIZE=0x40000
+CONFIG_SPL_PAD_TO=0x7f8000
 # CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
 CONFIG_TPL_SYS_MALLOC_SIMPLE=y
 CONFIG_SPL_STACK_R=y
@@ -33,6 +35,7 @@
 CONFIG_SPL_POWER=y
 CONFIG_SPL_ATF=y
 CONFIG_SPL_ATF_NO_PLATFORM_PARAM=y
+CONFIG_TPL_MAX_SIZE=0x40000
 CONFIG_CMD_BOOTZ=y
 CONFIG_CMD_GPT=y
 CONFIG_CMD_MMC=y