diff --git a/target/linux/ath79/dts/qca9557_iodata_wn-ac-dgr.dtsi b/target/linux/ath79/dts/qca9557_iodata_wn-ac-dgr.dtsi
index 04eaca8613..bb881c9fd2 100644
--- a/target/linux/ath79/dts/qca9557_iodata_wn-ac-dgr.dtsi
+++ b/target/linux/ath79/dts/qca9557_iodata_wn-ac-dgr.dtsi
@@ -184,7 +184,7 @@
 &eth0 {
 	status = "okay";
 
-	pll-data = <0x56000000 0x00000101 0x00001616>;
+	pll-data = <0xa6000000 0x00000101 0x00001616>;
 	phy-handle = <&phy0>;
 };