diff --git a/target/linux/realtek/dts/rtl8382_zyxel_gs1900-24-v1.dts b/target/linux/realtek/dts/rtl8382_zyxel_gs1900-24-v1.dts
index 87cff0022ef..f1494276a16 100644
--- a/target/linux/realtek/dts/rtl8382_zyxel_gs1900-24-v1.dts
+++ b/target/linux/realtek/dts/rtl8382_zyxel_gs1900-24-v1.dts
@@ -73,8 +73,8 @@
 	EXTERNAL_PHY(22)
 	EXTERNAL_PHY(23)
 
-	INTERNAL_PHY(24)
-	INTERNAL_PHY(26)
+	INTERNAL_PHY_SDS(24, 4)
+	INTERNAL_PHY_SDS(26, 5)
 };
 
 &switch0 {
diff --git a/target/linux/realtek/dts/rtl8382_zyxel_gs1900-24hp-v1.dts b/target/linux/realtek/dts/rtl8382_zyxel_gs1900-24hp-v1.dts
index 59cd2082a8d..7ec67a2a90c 100644
--- a/target/linux/realtek/dts/rtl8382_zyxel_gs1900-24hp-v1.dts
+++ b/target/linux/realtek/dts/rtl8382_zyxel_gs1900-24hp-v1.dts
@@ -73,8 +73,8 @@
 	EXTERNAL_PHY(22)
 	EXTERNAL_PHY(23)
 
-	INTERNAL_PHY(24)
-	INTERNAL_PHY(26)
+	INTERNAL_PHY_SDS(24, 4)
+	INTERNAL_PHY_SDS(26, 5)
 };
 
 &switch0 {
diff --git a/target/linux/realtek/dts/rtl8382_zyxel_gs1900-24hp-v2.dts b/target/linux/realtek/dts/rtl8382_zyxel_gs1900-24hp-v2.dts
index 78c66507f17..c93ac4b6b1a 100644
--- a/target/linux/realtek/dts/rtl8382_zyxel_gs1900-24hp-v2.dts
+++ b/target/linux/realtek/dts/rtl8382_zyxel_gs1900-24hp-v2.dts
@@ -69,8 +69,8 @@
 	EXTERNAL_PHY(22)
 	EXTERNAL_PHY(23)
 
-	INTERNAL_PHY(24)
-	INTERNAL_PHY(26)
+	INTERNAL_PHY_SDS(24, 4)
+	INTERNAL_PHY_SDS(26, 5)
 };
 
 &switch0 {