diff --git a/arch/arm/boot/dts/nxp/ls/ls1021a-moxa-uc-8410a.dts b/arch/arm/boot/dts/nxp/ls/ls1021a-moxa-uc-8410a.dts
index b2a87ef23c8e..ad83d8814fbb 100644
--- a/arch/arm/boot/dts/nxp/ls/ls1021a-moxa-uc-8410a.dts
+++ b/arch/arm/boot/dts/nxp/ls/ls1021a-moxa-uc-8410a.dts
@@ -132,7 +132,6 @@ pushbtn-key {
 			label = "push button key";
 			gpios = <&gpio1 21 GPIO_ACTIVE_LOW>;
 			linux,code = <BTN_MISC>;
-			default-state = "on";
 		};
 	};
 };