diff --git a/configs/common/main-router b/configs/common/main-router
index 3f92978..153adbf 100644
--- a/configs/common/main-router
+++ b/configs/common/main-router
@@ -124,6 +124,10 @@ CONFIG_PACKAGE_wpad-basic-mbedtls=m
 CONFIG_PACKAGE_wpad-mbedtls=y
 #######
 
+# enable Realtek RTL8261
+CONFIG_PACKAGE_kmod-phy-realtek=y
+# CONFIG_PACKAGE_kmod-r8169=y
+
 # Speedtest tools
 CONFIG_PACKAGE_librespeed-go=y