diff --git a/.github/workflows/e2e.yaml b/.github/workflows/e2e.yaml
index 5e20191d85b..a9b0cf25e46 100644
--- a/.github/workflows/e2e.yaml
+++ b/.github/workflows/e2e.yaml
@@ -32,6 +32,7 @@ jobs:
                     - 'e2e/template-extends'
                     - 'e2e/use-rector-configurator'
                     - 'e2e/applied-rule-removed-node'
+                    - 'e2e/parallel with space'
 
         name: End to end test - ${{ matrix.directory }}
 
diff --git a/e2e/parallel with space/composer.json b/e2e/parallel with space/composer.json
new file mode 100644
index 00000000000..8b5ca727be7
--- /dev/null
+++ b/e2e/parallel with space/composer.json	
@@ -0,0 +1,5 @@
+{
+    "require": {
+        "php": "^8.1"
+    }
+}
diff --git a/e2e/parallel with space/rector.php b/e2e/parallel with space/rector.php
new file mode 100644
index 00000000000..9974d13c138
--- /dev/null
+++ b/e2e/parallel with space/rector.php	
@@ -0,0 +1,12 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Config\RectorConfig;
+
+return static function (RectorConfig $rectorConfig): void {
+    $rectorConfig->paths([
+        __DIR__ . '/src',
+    ]);
+    $rectorConfig->parallel();
+};
diff --git a/e2e/parallel with space/src/Test.php b/e2e/parallel with space/src/Test.php
new file mode 100644
index 00000000000..09037ce3e74
--- /dev/null
+++ b/e2e/parallel with space/src/Test.php	
@@ -0,0 +1,5 @@
+<?php
+
+class Test
+{
+}
diff --git a/packages/Parallel/Command/WorkerCommandLineFactory.php b/packages/Parallel/Command/WorkerCommandLineFactory.php
index 7d535152fcf..d112306bb1f 100644
--- a/packages/Parallel/Command/WorkerCommandLineFactory.php
+++ b/packages/Parallel/Command/WorkerCommandLineFactory.php
@@ -93,7 +93,24 @@ final class WorkerCommandLineFactory
 
         if ($input->hasOption(Option::CONFIG)) {
             $workerCommandArray[] = '--config';
-            $workerCommandArray[] = $input->getOption(Option::CONFIG);
+            /**
+             * On parallel, the command is generated with `--config` addition
+             * Using escapeshellarg() to ensure the --config path escaped, even when it has a space.
+             *
+             * eg:
+             *    --config /path/e2e/parallel with space/rector.php
+             *
+             * that can cause error:
+             *
+             *    File /rector-src/e2e/parallel\" was not found
+             *
+             * the escaped result is:
+             *
+             *    --config '/path/e2e/parallel with space/rector.php'
+             *
+             * tested in macOS and Ubuntu (github action)
+             */
+            $workerCommandArray[] = escapeshellarg($input->getOption(Option::CONFIG));
         }
 
         return implode(' ', $workerCommandArray);