diff --git a/target/linux/realtek/dts/rtl8380_tplink_sg2xxx.dtsi b/target/linux/realtek/dts/rtl8380_tplink_sg2xxx.dtsi
index d30d7b374e7..8859a1e8c49 100644
--- a/target/linux/realtek/dts/rtl8380_tplink_sg2xxx.dtsi
+++ b/target/linux/realtek/dts/rtl8380_tplink_sg2xxx.dtsi
@@ -152,8 +152,8 @@
 		INTERNAL_PHY(14)
 		INTERNAL_PHY(15)
 
-		INTERNAL_PHY(24)
-		INTERNAL_PHY(26)
+		INTERNAL_PHY_SDS(24, 4)
+		INTERNAL_PHY_SDS(26, 5)
 	};
 };