diff --git a/doc/sms-action.md b/doc/sms-action.md
index af44ae46..97b53703 100644
--- a/doc/sms-action.md
+++ b/doc/sms-action.md
@@ -4,7 +4,7 @@ Act on received SMS
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-[![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/)
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diff --git a/sms-action.rsc b/sms-action.rsc
index 12d4cc20..8741d6f6 100644
--- a/sms-action.rsc
+++ b/sms-action.rsc
@@ -3,12 +3,11 @@
 # Copyright (c) 2018-2026 Christian Hesse <mail@eworm.de>
 # https://rsc.eworm.de/COPYING.md
 #
-# requires RouterOS, version=7.19
+# requires RouterOS, version=7.22
 #
 # run action on received SMS
 # https://rsc.eworm.de/doc/sms-action.md
 
-:local ExitOK false;
 :onerror Err {
   :global GlobalConfigReady; :global GlobalFunctionsReady;
   :retry { :if ($GlobalConfigReady != true || $GlobalFunctionsReady != true) \
@@ -24,8 +23,7 @@
 
   :if ([ :typeof $Action ] = "nothing") do={
     $LogPrint error $ScriptName ("This script is supposed to run from SMS hook with action=...");
-    :set ExitOK true;
-    :error false;
+    :exit;
   }
 
   :local Code ($SmsAction->$Action);
@@ -37,5 +35,5 @@
     $LogPrint warning $ScriptName ("The code for action '" . $Action . "' failed syntax validation!");
   }
 } do={
-  :global ExitError; $ExitError $ExitOK [ :jobname ] $Err;
+  :global ExitOnError; $ExitOnError [ :jobname ] $Err;
 }