diff --git a/configs/uniphier_sld3_defconfig b/configs/uniphier_sld3_defconfig
index 3568f7a..7e30acc 100644
--- a/configs/uniphier_sld3_defconfig
+++ b/configs/uniphier_sld3_defconfig
@@ -8,6 +8,7 @@
 CONFIG_MICRO_SUPPORT_CARD=y
 CONFIG_SYS_TEXT_BASE=0x84000000
 CONFIG_DEFAULT_DEVICE_TREE="uniphier-sld3-ref"
+# CONFIG_ARCH_FIXUP_FDT_MEMORY is not set
 CONFIG_SPL_NOR_SUPPORT=y
 CONFIG_HUSH_PARSER=y
 CONFIG_CMD_BOOTZ=y