diff --git a/target/linux/ar71xx/base-files/etc/hotplug.d/firmware/11-ath10k-caldata b/target/linux/ar71xx/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
index a79643e2ae..f53c853841 100644
--- a/target/linux/ar71xx/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
+++ b/target/linux/ar71xx/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
@@ -71,6 +71,10 @@ case "$FIRMWARE" in
 		ath10kcal_extract "caldata" 20480 2116
 		ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +1)
 		;;
+	mr1750)
+		ath10kcal_extract "ART" 20480 2116
+		ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +16)
+		;;
 	esac
 	;;
 "ath10k/cal-pci-0000:01:00.0.bin")