diff --git a/configs/roc-pc-mezzanine-rk3399_defconfig b/configs/roc-pc-mezzanine-rk3399_defconfig
index e800110..00239c2 100644
--- a/configs/roc-pc-mezzanine-rk3399_defconfig
+++ b/configs/roc-pc-mezzanine-rk3399_defconfig
@@ -69,7 +69,7 @@
 CONFIG_REGULATOR_RK8XX=y
 CONFIG_PWM_ROCKCHIP=y
 # CONFIG_RAM_ROCKCHIP_DEBUG is not set
-CONFIG_RAM_RK3399_LPDDR4=y
+CONFIG_RAM_ROCKCHIP_LPDDR4=y
 CONFIG_DM_RESET=y
 CONFIG_BAUDRATE=1500000
 CONFIG_DEBUG_UART_SHIFT=2