diff --git a/backup-upload.rsc b/backup-upload.rsc
index bded570c..52ff3587 100644
--- a/backup-upload.rsc
+++ b/backup-upload.rsc
@@ -4,13 +4,12 @@
 # https://rsc.eworm.de/COPYING.md
 #
 # provides: backup-script, order=50
-# requires RouterOS, version=7.19
+# requires RouterOS, version=7.22
 # requires device-mode, fetch
 #
 # create and upload backup and config file
 # https://rsc.eworm.de/doc/backup-upload.md
 
-:local ExitOK false;
 :onerror Err {
   :global GlobalConfigReady; :global GlobalFunctionsReady;
   :retry { :if ($GlobalConfigReady != true || $GlobalFunctionsReady != true) \
@@ -47,21 +46,18 @@
   :if ($BackupSendBinary != true && \
        $BackupSendExport != true) do={
     $LogPrint error $ScriptName ("Configured to send neither backup nor config export.");
-    :set ExitOK true;
-    :error false;
+    :exit;
   }
 
   :if ([ $ScriptLock $ScriptName ] = false) do={
     :set PackagesUpdateBackupFailure true;
-    :set ExitOK true;
-    :error false;
+    :exit;
   }
 
   :if ([ :len [ /system/scheduler/find where name="running-from-backup-partition" ] ] > 0) do={
     $LogPrint warning $ScriptName ("Running from backup partition, refusing to act.");
     :set PackagesUpdateBackupFailure true;
-    :set ExitOK true;
-    :error false;
+    :exit;
   }
 
   $WaitFullyConnected;
@@ -81,8 +77,7 @@
 
   :if ([ $MkDir $DirName ] = false) do={
     $LogPrint error $ScriptName ("Failed creating directory!");
-    :set ExitOK true;
-    :error false;
+    :exit;
   }
 
   # binary backup
@@ -174,5 +169,5 @@
   }
   $RmDir $DirName;
 } do={
-  :global ExitError; $ExitError $ExitOK [ :jobname ] $Err;
+  :global ExitOnError; $ExitOnError [ :jobname ] $Err;
 }
diff --git a/doc/backup-upload.md b/doc/backup-upload.md
index 221cb721..c2e5c391 100644
--- a/doc/backup-upload.md
+++ b/doc/backup-upload.md
@@ -4,7 +4,7 @@ Upload backup to server
 [![GitHub stars](https://img.shields.io/github/stars/eworm-de/routeros-scripts?logo=GitHub&style=flat&color=red)](https://github.com/eworm-de/routeros-scripts/stargazers)
 [![GitHub forks](https://img.shields.io/github/forks/eworm-de/routeros-scripts?logo=GitHub&style=flat&color=green)](https://github.com/eworm-de/routeros-scripts/network)
 [![GitHub watchers](https://img.shields.io/github/watchers/eworm-de/routeros-scripts?logo=GitHub&style=flat&color=blue)](https://github.com/eworm-de/routeros-scripts/watchers)
-[![required RouterOS version](https://img.shields.io/badge/RouterOS-7.19-yellow?style=flat)](https://mikrotik.com/download/changelogs/)
+[![required RouterOS version](https://img.shields.io/badge/RouterOS-7.22-yellow?style=flat)](https://mikrotik.com/download/changelogs/)
 [![Telegram group @routeros_scripts](https://img.shields.io/badge/Telegram-%40routeros__scripts-%2326A5E4?logo=telegram&style=flat)](https://t.me/routeros_scripts)
 [![donate with PayPal](https://img.shields.io/badge/Like_it%3F-Donate!-orange?logo=githubsponsors&logoColor=orange&style=flat)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=A4ZXBD6YS2W8J)