diff --git a/target/linux/realtek/dts/rtl8380_zyxel_gs1900.dtsi b/target/linux/realtek/dts/rtl8380_zyxel_gs1900.dtsi
index b985c4bc8e4..59b44ad1615 100644
--- a/target/linux/realtek/dts/rtl8380_zyxel_gs1900.dtsi
+++ b/target/linux/realtek/dts/rtl8380_zyxel_gs1900.dtsi
@@ -20,6 +20,7 @@
 
 	keys {
 		compatible = "gpio-keys-polled";
+		debounce-interval = <100>;
 		poll-interval = <20>;
 
 		reset {
diff --git a/target/linux/realtek/dts/rtl8393_zyxel_gs1900-48.dts b/target/linux/realtek/dts/rtl8393_zyxel_gs1900-48.dts
index 9844dc2180f..ad3245fc276 100644
--- a/target/linux/realtek/dts/rtl8393_zyxel_gs1900-48.dts
+++ b/target/linux/realtek/dts/rtl8393_zyxel_gs1900-48.dts
@@ -41,6 +41,7 @@
 
 	keys {
 		compatible = "gpio-keys-polled";
+		debounce-interval = <100>;
 		poll-interval = <20>;
 
 		mode {