diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3mini-nand.dts b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3mini-nand.dts
index 4f0805f56e..e900cbe666 100644
--- a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3mini-nand.dts
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3mini-nand.dts
@@ -246,6 +246,7 @@
 
 &hnat {
 	mtketh-wan = "eth1";
+	mtketh-ppd = "eth1";
 	mtketh-lan = "eth0";
 	mtketh-max-gmac = <2>;
 	ext-devices-prefix = "usb", "wwan","rmnet","eth3","eth4","eth5";