diff --git a/docs/rector_rules_overview.md b/docs/rector_rules_overview.md
index 7fcf9095..bc84878f 100644
--- a/docs/rector_rules_overview.md
+++ b/docs/rector_rules_overview.md
@@ -934,8 +934,8 @@ Change array command argument on proc_open to implode spaced string
 - class: [`Rector\DowngradePhp74\Rector\FuncCall\DowngradeProcOpenArrayCommandArgRector`](../rules/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector.php)
 
 ```diff
--return proc_open($command, $descriptorspec, $pipes);
-+return proc_open(is_array($command) ? implode(' ', $command) : $command, $descriptorspec, $pipes);
+-return proc_open($command, $descriptorspec, $pipes, null, null, ['suppress_errors' => true]);
++return proc_open(is_array($command) ? implode(' ', array_map('escapeshellarg', $command)) : $command, $descriptorspec, $pipes, null, null, ['suppress_errors' => true]);
 ```
 
 <br>
diff --git a/rules-tests/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector/Fixture/fixture.php.inc b/rules-tests/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector/Fixture/fixture.php.inc
index 3879a927..61bfb42e 100644
--- a/rules-tests/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector/Fixture/fixture.php.inc
+++ b/rules-tests/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector/Fixture/fixture.php.inc
@@ -20,7 +20,7 @@ class Fixture
 {
     function run(array|string $command)
     {
-        $process = proc_open(is_array($command) ? implode(' ', $command) : $command, $descriptorspec, $pipes, null, null, ['suppress_errors' => true]);
+        $process = proc_open(is_array($command) ? implode(' ', array_map('escapeshellarg', $command)) : $command, $descriptorspec, $pipes, null, null, ['suppress_errors' => true]);
     }
 }
 
diff --git a/rules-tests/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector/Fixture/non_variable.php.inc b/rules-tests/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector/Fixture/non_variable.php.inc
index 3ea6f991..1e555e46 100644
--- a/rules-tests/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector/Fixture/non_variable.php.inc
+++ b/rules-tests/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector/Fixture/non_variable.php.inc
@@ -6,7 +6,7 @@ class NonVariable
 {
     function run()
     {
-        $process = proc_open(['ls', '-l'], $descriptorspec, $pipes, null, null, ['suppress_errors' => true]);
+        $process = proc_open(['rm', '-r', 'my dir'], $descriptorspec, $pipes, null, null, ['suppress_errors' => true]);
     }
 }
 
@@ -20,7 +20,7 @@ class NonVariable
 {
     function run()
     {
-        $process = proc_open(is_array(['ls', '-l']) ? implode(' ', ['ls', '-l']) : ['ls', '-l'], $descriptorspec, $pipes, null, null, ['suppress_errors' => true]);
+        $process = proc_open(is_array(['rm', '-r', 'my dir']) ? implode(' ', array_map('escapeshellarg', ['rm', '-r', 'my dir'])) : ['rm', '-r', 'my dir'], $descriptorspec, $pipes, null, null, ['suppress_errors' => true]);
     }
 }
 
diff --git a/rules/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector.php b/rules/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector.php
index e6c57567..4b26623d 100644
--- a/rules/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector.php
+++ b/rules/DowngradePhp74/Rector/FuncCall/DowngradeProcOpenArrayCommandArgRector.php
@@ -25,11 +25,11 @@ public function getRuleDefinition(): RuleDefinition
             [
                 new CodeSample(
                     <<<'CODE_SAMPLE'
-return proc_open($command, $descriptorspec, $pipes);
+return proc_open($command, $descriptorspec, $pipes, null, null, ['suppress_errors' => true]);
 CODE_SAMPLE
                     ,
                     <<<'CODE_SAMPLE'
-return proc_open(is_array($command) ? implode(' ', $command) : $command, $descriptorspec, $pipes);
+return proc_open(is_array($command) ? implode(' ', array_map('escapeshellarg', $command)) : $command, $descriptorspec, $pipes, null, null, ['suppress_errors' => true]);
 CODE_SAMPLE
                 ),
             ]
@@ -65,7 +65,11 @@ public function refactor(Node $node): ?FuncCall
         }
 
         $isArrayFuncCall = $this->nodeFactory->createFuncCall('is_array', [new Arg($firstArg->value)]);
-        $implodeFuncCall = $this->nodeFactory->createFuncCall('implode', [new String_(' '), $firstArg->value]);
+        $value = $this->nodeFactory->createFuncCall(
+            'array_map',
+            [new Arg(new String_('escapeshellarg')), new Arg($firstArg->value)]
+        );
+        $implodeFuncCall = $this->nodeFactory->createFuncCall('implode', [new String_(' '), $value]);
 
         $firstArg->value = new Ternary($isArrayFuncCall, $implodeFuncCall, $firstArg->value);