diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2fecab7..bee59b4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,23 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+# [2.4.4] = 29 August 2024
+### Fixed
+- Prevent exception when require and/or require-dev is empty
+
+# [2.4.3] = 23 August 2024
+### Fixed
+- Fixes for dev requirements
+
+# [2.4.2] = 12 August 2024
+### Fixed
+- Changed call in Nikic parser
+
+
+# [2.4.1] = 24 June 2024
+### Fixed
+- Added JSON format to module list output
+
 # [2.4.0] = 21 June 2024
 ### Added
 - New CLI `yireo_extensionchecker:list:modules` (module name, enabled/disabled, composer version)
diff --git a/Composer/ComposerFile.php b/Composer/ComposerFile.php
index d791d02..2b606ba 100644
--- a/Composer/ComposerFile.php
+++ b/Composer/ComposerFile.php
@@ -38,13 +38,13 @@ public function getData(): array
     {
         $read = $this->readFactory->create($this->composerFile, 'file');
         $composerContents = $read->readAll();
-        
+
         try {
             $extensionData = $this->serializer->unserialize($composerContents);
         } catch (InvalidArgumentException $invalidArgumentException) {
             throw new RuntimeException('Unserialize of file "' . $this->composerFile . '" failed: '.$invalidArgumentException->getMessage());
         }
-        
+
         if (empty($extensionData)) {
             throw new RuntimeException('Empty contents after decoding file "' . $this->composerFile . '"');
         }
@@ -78,12 +78,18 @@ public function getName(): string
 
     /**
      * @return array
-     * @throws NotFoundException
-     * @throws RuntimeException
      */
     public function getRequirements(): array
     {
-        // @todo: Merge this with require-dev?
-        return $this->get('require');
+        $requirements = [];
+        try {
+            $requirements = array_merge($requirements, $this->get('require'));
+        } catch (RuntimeException $runtimeException) {}
+
+        try {
+            $requirements = array_merge($requirements, $this->get('require-dev'));
+        } catch (RuntimeException $runtimeException) {}
+
+        return $requirements;
     }
 }
diff --git a/Console/Command/ListModulesCommand.php b/Console/Command/ListModulesCommand.php
index 2c6a818..b07e4b4 100644
--- a/Console/Command/ListModulesCommand.php
+++ b/Console/Command/ListModulesCommand.php
@@ -9,6 +9,7 @@
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Helper\Table;
 use Symfony\Component\Console\Input\InputInterface as Input;
+use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Output\OutputInterface as Output;
 use Yireo\ExtensionChecker\Composer\ComposerFileFactory;
 use Yireo\ExtensionChecker\Composer\ComposerProvider;
@@ -41,6 +42,7 @@ protected function configure()
     {
         $this->setName('yireo_extensionchecker:list:modules');
         $this->setDescription('List all Magento modules');
+        $this->addOption('format', null, InputOption::VALUE_OPTIONAL, 'Format (json, default)');
     }
 
     /**
@@ -51,6 +53,14 @@ protected function configure()
      */
     protected function execute(Input $input, Output $output): int
     {
+        $moduleRows = $this->getModuleRows();
+        $format = $input->getOption('format');
+
+        if ($format === 'json') {
+            $output->writeln(json_encode($moduleRows));
+            return Command::SUCCESS;
+        }
+
         $table = new Table($output);
         $table->setHeaders([
             'Module',
@@ -59,25 +69,35 @@ protected function execute(Input $input, Output $output): int
             'Composer Version'
         ]);
 
+        foreach ($moduleRows as $moduleRow) {
+            $table->addRow($moduleRow);
+        }
+
+        $table->render();
+
+        return Command::SUCCESS;
+    }
+
+    private function getModuleRows(): array
+    {
         $componentPaths = $this->componentRegistrar->getPaths(ComponentRegistrar::MODULE);
         $moduleNames = array_keys($componentPaths);
+        $moduleRows = [];
 
         foreach ($moduleNames as $moduleName) {
             $moduleInfo = $this->moduleList->getOne($moduleName);
             $status = $moduleInfo ? 'enabled' : 'disabled';
             $setupVersion = isset($moduleInfo['setup_version']) ? $moduleInfo['setup_version'] : '-';
 
-            $table->addRow([
+            $moduleRows[] = [
                 $moduleName,
                 $status,
                 $setupVersion,
                 $this->getComposerVersion($moduleName)
-            ]);
+            ];
         }
 
-        $table->render();
-
-        return Command::SUCCESS;
+        return $moduleRows;
     }
 
     private function getComposerVersion(string $moduleName): string
diff --git a/PhpClass/Tokenizer.php b/PhpClass/Tokenizer.php
index 1ad4b36..f1015f7 100644
--- a/PhpClass/Tokenizer.php
+++ b/PhpClass/Tokenizer.php
@@ -64,7 +64,7 @@ public function getImportedClassnamesFromFile(string $filename): array
      */
     public function getImportedClassnamesFromSource(string $source): array
     {
-        $parser = (new ParserFactory())->create(ParserFactory::PREFER_PHP7);
+        $parser = (new ParserFactory())->createForNewestSupportedVersion();
         $traverser = new NodeTraverser;
         $traverser->addVisitor(new NameResolver);
         $stmts = $parser->parse($source);
diff --git a/Scan/ScanComposerRequirements.php b/Scan/ScanComposerRequirements.php
index 831262f..567442b 100644
--- a/Scan/ScanComposerRequirements.php
+++ b/Scan/ScanComposerRequirements.php
@@ -172,7 +172,10 @@ private function isComposerDependencyNeeded(string $dependency, array $component
 
         $validDependencies = [
             'php',
-            'magento/magento-composer-installer'
+            'magento/magento-composer-installer',
+            'phpstan/phpstan',
+            'bitexpert/phpstan-magento',
+            'yireo/magento2-integration-test-helper',
         ];
 
         if (\in_array($dependency, $validDependencies)) {
diff --git a/composer.json b/composer.json
index 72e4fa2..555ce0e 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
   "name": "yireo/magento2-extensionchecker",
   "license": "OSL-3.0",
   "type": "magento2-module",
-  "version": "2.4.0",
+  "version": "2.4.4",
   "homepage": "https://github.com/yireo/Yireo_ExtensionChecker",
   "description": "Scan the code of a Magento module",
   "keywords": [
@@ -17,16 +17,16 @@
   ],
   "require": {
     "magento/framework": "^102.0|^103.0",
-    "symfony/finder": "^3.0|^4.0|^5.0|^6.0",
+    "symfony/finder": "^3.0|^4.0|^5.0|^6.0|^7.0",
     "composer/semver": "^1.0|^2.0|^3.0",
-    "nikic/php-parser": "^3.0|^4.0",
+    "nikic/php-parser": "^3.0|^4.0|^5.0",
     "php": "^7.4|^8.1",
     "ext-json": "*",
     "ext-pcre": "*",
     "ext-xml": "*"
   },
   "require-dev": {
-    "yireo/magento2-integration-test-helper": "*"
+    "yireo/magento2-integration-test-helper": "~0.0.13"
   },
   "autoload": {
     "psr-4": {