diff --git a/target/linux/ramips/dts/mt7620a_zbtlink_zbt-we1026-5g.dtsi b/target/linux/ramips/dts/mt7620a_zbtlink_zbt-we1026-5g.dtsi
index 4991897ca4..f86ac1a88a 100644
--- a/target/linux/ramips/dts/mt7620a_zbtlink_zbt-we1026-5g.dtsi
+++ b/target/linux/ramips/dts/mt7620a_zbtlink_zbt-we1026-5g.dtsi
@@ -26,6 +26,14 @@
 			gpios = <&gpio3 0 GPIO_ACTIVE_LOW>;
 		};
 	};
+
+	watchdog {
+		compatible = "linux,wdt-gpio";
+		gpios = <&gpio0 11 GPIO_ACTIVE_HIGH>;
+		hw_algo = "toggle";
+		hw_margin_ms = <20000>;
+		always-running;
+	};
 };
 
 &pcie {
diff --git a/target/linux/ramips/mt7620/config-5.10 b/target/linux/ramips/mt7620/config-5.10
index 04a7614604..cae1d20bff 100644
--- a/target/linux/ramips/mt7620/config-5.10
+++ b/target/linux/ramips/mt7620/config-5.10
@@ -67,6 +67,7 @@ CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GPIOLIB=y
 # CONFIG_GPIO_MT7621 is not set
 CONFIG_GPIO_RALINK=y
+CONFIG_GPIO_WATCHDOG=y
 CONFIG_HANDLE_DOMAIN_IRQ=y
 CONFIG_HARDWARE_WATCHPOINTS=y
 CONFIG_HAS_DMA=y