diff --git a/arch/arm64/boot/dts/rockchip/rk3399-box-next.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-box-next.dtsi
index bdb95ac3914a..02d7aa87c1d8 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-box-next.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-box-next.dtsi
@@ -692,6 +692,7 @@
 			<0xa5	KEY_VOLUMEDOWN>,
 			<0xab	183>,
 			<0xb7	388>,
+			<0xe8	388>,
 			<0xf8	184>,
 			<0xaf	185>,
 			<0xed	KEY_VOLUMEDOWN>,
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-box.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-box.dtsi
index 685a32629c21..d14e77f8e621 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-box.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-box.dtsi
@@ -692,6 +692,7 @@
 			<0xa5	KEY_VOLUMEDOWN>,
 			<0xab	183>,
 			<0xb7	388>,
+			<0xe8	388>,
 			<0xf8	184>,
 			<0xaf	185>,
 			<0xed	KEY_VOLUMEDOWN>,