diff --git a/target/linux/qualcommax/ipq807x/base-files/etc/hotplug.d/firmware/11-ath11k-caldata b/target/linux/qualcommax/ipq807x/base-files/etc/hotplug.d/firmware/11-ath11k-caldata
index 8f207a38b0..c40d9bc5f9 100644
--- a/target/linux/qualcommax/ipq807x/base-files/etc/hotplug.d/firmware/11-ath11k-caldata
+++ b/target/linux/qualcommax/ipq807x/base-files/etc/hotplug.d/firmware/11-ath11k-caldata
@@ -26,8 +26,7 @@ case "$FIRMWARE" in
 	xiaomi,ax9000|\
 	yuncore,ax880|\
 	zbtlink,zbt-z800ax|\
-	zte,mf269|\
-	zyxel,nbg7815)
+	zte,mf269)
 		caldata_extract "0:art" 0x1000 0x20000
 		;;
 	linksys,mx4200v1)
@@ -54,6 +53,14 @@ case "$FIRMWARE" in
 	spectrum,sax1v1k)
 		caldata_extract_mmc "0:ART" 0x1000 0x20000
 		;;
+	zyxel,nbg7815)
+		caldata_extract "0:art" 0x1000 0x20000
+		label_mac=$(get_mac_label)
+		ath11k_patch_mac $(macaddr_add $label_mac 3) 0
+		ath11k_patch_mac $(macaddr_add $label_mac 2) 1
+		ath11k_patch_mac $(macaddr_add $label_mac 4) 2
+		ath11k_set_macflag
+		;;
 	esac
 	;;
 "ath11k/QCN9074/hw1.0/cal-pci-0000:01:00.0.bin"|\