diff --git a/ox-plic.dts b/ox-plic.dts
index f3a0a68..b233d59 100644
--- a/ox-plic.dts
+++ b/ox-plic.dts
@@ -148,7 +148,10 @@
 				carv,mtu = <0x000005dc>;
 				carv,no-mac;
 				device_type = "network";
-				local-mac-address = [02 05 00 01 00 05];
+				// 02:$node:00:01:00:$fpga -> 02:05:00:01:00:02
+				// 10.5.1.$N/16 -> 10.5.1.184/16
+				// N = 150 + ($node - 1) * 8 + $fpga
+				local-mac-address = [00 00 00 00 00 00];
 				axistream-connected = <&axi_dma>;
 				compatible = "xlnx,xxv-ethernet-1.0-carv";
 				memory-region = <&eth_pool>;