diff --git a/arch/arm64/boot/dts/rockchip/rk3399-box.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-box.dtsi
index 11443aa59887..0d77c8192b61 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-box.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-box.dtsi
@@ -225,6 +225,7 @@
 	vqmmc-supply = <&vcc_sd>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
+	card-detect-delay = <800>;
 	status = "okay";
 };