diff --git a/target/linux/realtek/dts-5.10/rtl8393_zyxel_gs1900-48.dts b/target/linux/realtek/dts-5.10/rtl8393_zyxel_gs1900-48.dts
index f72b654b570..9deecd636e3 100644
--- a/target/linux/realtek/dts-5.10/rtl8393_zyxel_gs1900-48.dts
+++ b/target/linux/realtek/dts-5.10/rtl8393_zyxel_gs1900-48.dts
@@ -21,10 +21,6 @@
 		reg = <0x0 0x8000000>;
 	};
 
-	chosen {
-		bootargs = "console=ttyS0,115200";
-	};
-
 	leds {
 		pinctrl-names = "default";
 		pinctrl-0 = <&pinmux_disable_sys_led>;
diff --git a/target/linux/realtek/dts-5.10/rtl839x.dtsi b/target/linux/realtek/dts-5.10/rtl839x.dtsi
index 19da1c11cbe..3325dd9969c 100644
--- a/target/linux/realtek/dts-5.10/rtl839x.dtsi
+++ b/target/linux/realtek/dts-5.10/rtl839x.dtsi
@@ -65,7 +65,7 @@
 	};
 
 	chosen {
-		bootargs = "console=ttyS0,38400";
+		bootargs = "console=ttyS0,115200";
 	};
 
 	lx_clk: lx_clk {
diff --git a/target/linux/realtek/dts-5.10/rtl9302_zyxel_xgs1250-12.dts b/target/linux/realtek/dts-5.10/rtl9302_zyxel_xgs1250-12.dts
index 28cace6c108..d8164fd5c22 100644
--- a/target/linux/realtek/dts-5.10/rtl9302_zyxel_xgs1250-12.dts
+++ b/target/linux/realtek/dts-5.10/rtl9302_zyxel_xgs1250-12.dts
@@ -10,10 +10,6 @@
 	compatible = "zyxel,xgs1250-12", "realtek,rtl838x-soc";
 	model = "Zyxel XGS1250-12 Switch";
 
-	chosen {
-		bootargs = "console=ttyS0,115200";
-	};
-
 	keys {
 		compatible = "gpio-keys";
 
diff --git a/target/linux/realtek/dts-5.10/rtl930x.dtsi b/target/linux/realtek/dts-5.10/rtl930x.dtsi
index ebacdde68f2..12407a30731 100644
--- a/target/linux/realtek/dts-5.10/rtl930x.dtsi
+++ b/target/linux/realtek/dts-5.10/rtl930x.dtsi
@@ -25,7 +25,7 @@
 	};
 
 	chosen {
-		bootargs = "console=ttyS0,38400";
+		bootargs = "console=ttyS0,115200";
 	};
 
 	cpuintc: cpuintc {
diff --git a/target/linux/realtek/dts-5.10/rtl931x.dtsi b/target/linux/realtek/dts-5.10/rtl931x.dtsi
index 8dd4cfdc928..29aee1f7b26 100644
--- a/target/linux/realtek/dts-5.10/rtl931x.dtsi
+++ b/target/linux/realtek/dts-5.10/rtl931x.dtsi
@@ -30,7 +30,7 @@
 	};
 	
 	chosen {
-		bootargs = "console=ttyS0,38400";
+		bootargs = "console=ttyS0,115200";
 	};
 
 	lx_clk: lx_clk {