diff --git a/configs/ringneck-px30_defconfig b/configs/ringneck-px30_defconfig
index 34aee4e59c5..91706d8def2 100644
--- a/configs/ringneck-px30_defconfig
+++ b/configs/ringneck-px30_defconfig
@@ -107,6 +107,7 @@ CONFIG_RAM=y
 CONFIG_SPL_RAM=y
 CONFIG_TPL_RAM=y
 CONFIG_ROCKCHIP_SDRAM_COMMON=y
+CONFIG_RAM_ROCKCHIP_DDR4=y
 CONFIG_DM_RNG=y
 CONFIG_RNG_ROCKCHIP=y
 # CONFIG_SPECIFY_CONSOLE_INDEX is not set