diff --git a/src/Service/Process/CleanProcess.php b/src/Service/Process/CleanProcess.php
index e827bd0..6413086 100644
--- a/src/Service/Process/CleanProcess.php
+++ b/src/Service/Process/CleanProcess.php
@@ -1,6 +1,6 @@
 <?php
 /*
- * CleanProcess.php 2026-03-27 thomas
+ * CleanProcess.php 2026-04-9 thomas
  *
  * Copyright (c) 2026 Thomas Schneider <thomas@inter-mundos.de>
  * Alle Rechte vorbehalten.
@@ -27,8 +27,9 @@ class CleanProcess extends Process
     private function parseEnvVars(string $keySelector, array &$env): void
     {
         $preservedKeys = [];
+        $envVars = getenv($keySelector) ?: ($_SERVER[$keySelector] ?? $_ENV[$keySelector] ?? false);
 
-        if(empty(getenv($keySelector)))
+        if(empty($envVars))
         {
             return;
         }
@@ -39,7 +40,7 @@ class CleanProcess extends Process
             $preservedKeys += ['SSH_AUTH_SOCK'];
         }
 
-        $vars = array_fill_keys(explode(',', getenv($keySelector)), false);
+        $vars = array_fill_keys(explode(',', $envVars), false);
 
         $env = [...array_diff_key($vars, array_flip($preservedKeys)), ...$env];
     }