diff --git a/configs/uniphier_ld4_sld8_defconfig b/configs/uniphier_ld4_sld8_defconfig
index 03e4f1f..c0e4f15 100644
--- a/configs/uniphier_ld4_sld8_defconfig
+++ b/configs/uniphier_ld4_sld8_defconfig
@@ -16,6 +16,8 @@
 CONFIG_USE_PREBOOT=y
 CONFIG_PREBOOT="env exist ${bootdev}preboot && run ${bootdev}preboot"
 CONFIG_LOGLEVEL=6
+CONFIG_SPL_MAX_SIZE=0x10000
+CONFIG_SPL_PAD_TO=0x20000
 CONFIG_SPL_NAND_SUPPORT=y
 CONFIG_SPL_NOR_SUPPORT=y
 CONFIG_CMD_CONFIG=y