diff --git a/target/linux/ath79/mikrotik/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom b/target/linux/ath79/mikrotik/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
index 884e150bbb..d16190d803 100644
--- a/target/linux/ath79/mikrotik/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
+++ b/target/linux/ath79/mikrotik/base-files/etc/hotplug.d/firmware/10-ath9k-eeprom
@@ -13,8 +13,10 @@ case "$FIRMWARE" in
 "ath9k-eeprom-ahb-18100000.wmac.bin")
 	case $board in
 	mikrotik,routerboard-wap-g-5hact2hnd)
-		caldata_from_file $wlan_data 0x1000 0x440
-		ath9k_patch_mac $(macaddr_add "$mac_base" +2)
+		caldata_from_file $wlan_data 0x1000 0x440 /tmp/$FIRMWARE
+		ath9k_patch_mac $(macaddr_add "$mac_base" +2) /tmp/$FIRMWARE
+		caldata_sysfsload_from_file /tmp/$FIRMWARE 0x0 0x440
+		rm -f /tmp/$FIRMWARE
 		;;
 	*)
 		caldata_die "board $board is not supported yet"
diff --git a/target/linux/ath79/mikrotik/base-files/etc/hotplug.d/firmware/11-ath10k-caldata b/target/linux/ath79/mikrotik/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
index b486a5720d..531c21678f 100644
--- a/target/linux/ath79/mikrotik/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
+++ b/target/linux/ath79/mikrotik/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
@@ -12,14 +12,14 @@ case "$FIRMWARE" in
 "ath10k/cal-pci-0000:00:00.0.bin")
 	case $board in
 	mikrotik,routerboard-wap-g-5hact2hnd)
-		caldata_from_file $wlan_data 0x5000 0x844
+		caldata_sysfsload_from_file $wlan_data 0x5000 0x844
 		;;
 	esac
 	;;
 "ath10k/cal-pci-0000:01:00.0.bin")
 	case $board in
 	mikrotik,routerboard-922uags-5hpacd)
-		caldata_from_file $wlan_data 0x5000 0x844
+		caldata_sysfsload_from_file $wlan_data 0x5000 0x844
 		;;
 	esac
 	;;