diff --git a/ox-plic.dts b/ox-plic.dts
index 11c801c..8e8d30d 100644
--- a/ox-plic.dts
+++ b/ox-plic.dts
@@ -89,9 +89,10 @@
 		SERIAL: serial@40001000 {
 			compatible = "ns16550";
 			reg = <0x0 0x40001000 0x0 0x100>;
-			interrupts = <0>; /* Output interrupt 0 */
+			interrupts = <1>; /* Output interrupt 1 */
 			interrupt-parent = <&PLIC>;
 			reg-shift = <2>;
+			/* This clock is the SERIAL_CLK */
 			clock-frequency = <50000000>;
 			current-speed = <115200>;
 			status = "okay";
@@ -146,7 +147,7 @@
 			interrupt-controller; /* Receives interrupts */
 			#interrupt-cells = <1>;
 			/* Sends interrupts to HART interrupt controllers */
-			interrupts-extended = <&HLIC0 3 &HLIC0 7>;
+			interrupts-extended = <&HLIC0 2>;
 			reg = < 0x0 0x40800000 0x0 0x00400000>;
 			riscv,ndev = <0x3>;
 			riscv,max-priority = <0x7>;
@@ -173,7 +174,7 @@
 
 		/* Guesswork: There must be a timer at 0x40170000 as it is
 		 * initialized in OpenSBI. It seems to drive the console. */
-		//axi_timer: timer@40170000 {
+		//SERIAL_CLK: timer@40170000 {
 		//	   clock-frequency = <100000000>;
 		//	   clocks = <&clk_bus_0>;
 		//	   compatible = "xlnx,xps-timer-1.00.a";