diff --git a/patch/u-boot/u-boot-rockchip64-dev/add-u-boot-setexpr-rockpro64.patch b/patch/u-boot/u-boot-rockchip64-dev/add-u-boot-setexpr-rockpro64.patch
new file mode 100644
index 000000000..b0a3eca98
--- /dev/null
+++ b/patch/u-boot/u-boot-rockchip64-dev/add-u-boot-setexpr-rockpro64.patch
@@ -0,0 +1,13 @@
+diff --git a/configs/rockpro64-rk3399_defconfig b/configs/rockpro64-rk3399_defconfig
+index 867f2e1..7ad985f 100644
+--- a/configs/rockpro64-rk3399_defconfig
++++ b/configs/rockpro64-rk3399_defconfig
+@@ -40,7 +40,7 @@ CONFIG_CMD_MMC=y
+ CONFIG_CMD_SF=y
+ CONFIG_CMD_USB=y
+ CONFIG_CMD_USB_MASS_STORAGE=y
+-# CONFIG_CMD_SETEXPR is not set
++CONFIG_CMD_SETEXPR=y
+ CONFIG_CMD_TIME=y
+ CONFIG_CMD_REGULATOR=y
+ CONFIG_CMD_MTDPARTS=y