diff --git a/target/linux/ar71xx/base-files/etc/diag.sh b/target/linux/ar71xx/base-files/etc/diag.sh
index feed265602..d8bcb90ce7 100755
--- a/target/linux/ar71xx/base-files/etc/diag.sh
+++ b/target/linux/ar71xx/base-files/etc/diag.sh
@@ -94,6 +94,7 @@ get_status_led() {
 	tew-632brp)
 		status_led="tew-632brp:green:status"
 		;;
+	tl-mr3020 | \
 	tl-mr3220 | \
 	tl-mr3420 | \
 	tl-wa901nd | \
diff --git a/target/linux/ar71xx/base-files/etc/uci-defaults/leds b/target/linux/ar71xx/base-files/etc/uci-defaults/leds
index c637279fab..afa9abb1e3 100755
--- a/target/linux/ar71xx/base-files/etc/uci-defaults/leds
+++ b/target/linux/ar71xx/base-files/etc/uci-defaults/leds
@@ -135,6 +135,11 @@ om2p)
 	set_led_netdev "port2" "port2" "om2p:blue:lan" "eth1"
 	;;
 
+tl-mr3020)
+	set_led_usbdev "usb" "USB" "tp-link:green:3g" "1-1"
+	set_led_wlan "wlan" "WLAN" "tp-link:green:wlan" "phy0tpt"
+	;;
+
 tl-mr3220 | \
 tl-mr3420 )
 	set_led_usbdev "usb" "USB" "tp-link:green:3g" "1-1"