diff --git a/configs/nanopi_neo_plus2_defconfig b/configs/nanopi_neo_plus2_defconfig
index 88c76a5..11cb8f6 100644
--- a/configs/nanopi_neo_plus2_defconfig
+++ b/configs/nanopi_neo_plus2_defconfig
@@ -4,6 +4,7 @@
 CONFIG_MACH_SUN50I_H5=y
 CONFIG_DRAM_CLK=408
 CONFIG_DRAM_ZQ=3881977
+# CONFIG_DRAM_ODT_EN is not set
 CONFIG_MACPWR="PD6"
 CONFIG_MMC_SUNXI_SLOT_EXTRA=2
 CONFIG_NR_DRAM_BANKS=1