diff --git a/README.md b/README.md
index 90619c7..316ff15 100644
--- a/README.md
+++ b/README.md
@@ -66,7 +66,7 @@ $converter->setOptions([
     'headerTemplate' => '<p>I am a header</p>',
 ]);
 
-$converter->setLaunchOptions((object)[
+$converter->setLaunchOptions([
       'ignoreHTTPSErrors' => true, 
       'headless' => true, 
       'executablePath' => '/usr/bin/google-chrome-stable', 
diff --git a/lib/Converter.js b/lib/Converter.js
index 1d15d6d..19530bb 100644
--- a/lib/Converter.js
+++ b/lib/Converter.js
@@ -44,7 +44,7 @@ class Converter
 
     getLaunchOptions()
     {
-        if(this.launchOptions === null) {
+        if(this.launchOptions.length === 0) {
             return defaultLaunchOptions;
         }
         return this.launchOptions;
diff --git a/src/Spiritix/Html2Pdf/Converter.php b/src/Spiritix/Html2Pdf/Converter.php
index 729fada..5154b5e 100644
--- a/src/Spiritix/Html2Pdf/Converter.php
+++ b/src/Spiritix/Html2Pdf/Converter.php
@@ -71,9 +71,9 @@ class Converter
      * @param InputInterface  $input
      * @param OutputInterface $output
      * @param array           $options Shortcut for setting multiple options
-     * @param array           $launch_args Shortcut for setting puppeeter launch arguments
+     * @param array           $launchOptions Shortcut for setting puppeeter launch arguments
      */
-    public function __construct(InputInterface $input, OutputInterface $output, array $options = [], array $launch_args = [])
+    public function __construct(InputInterface $input, OutputInterface $output, array $options = [], array $launchOptions = [])
     {
         $this->input = $input;
         $this->output = $output;
@@ -81,8 +81,8 @@ public function __construct(InputInterface $input, OutputInterface $output, arra
         if (!empty($options)) {
             $this->setOptions($options);
         }
-        if (!empty($launch_args)) {
-            $this->setLaunchOptions($launch_args);
+        if (!empty($launchOptions)) {
+            $this->setLaunchOptions($launchOptions);
         }
     }
 
@@ -209,13 +209,13 @@ public function setLaunchOption(string $key, $value): Converter
     /**
      * Set multiple launchOptions at once.
      *
-     * @param object $launchOptions Multiple launchOptions
+     * @param array $launchOptions Multiple launchOptions
      *
      * @throws ConverterException If launchOptions are empty
      *
      * @return Converter
      */
-    public function setLaunchOptions(object $launchOptions): Converter
+    public function setLaunchOptions(array $launchOptions): Converter
     {
         if (empty($launchOptions)) {
             throw new ConverterException('Provided launchOptions must not be empty');
diff --git a/tests/php/ConverterTest.php b/tests/php/ConverterTest.php
index 4a59a6f..ad32a2c 100644
--- a/tests/php/ConverterTest.php
+++ b/tests/php/ConverterTest.php
@@ -48,6 +48,31 @@ public function testOptions()
         ], $options);
     }
 
+    public function testLaunchOptions()
+    {
+        $this->converter->setLaunchOption('headless', 'new');
+        $this->converter->setLaunchOptions([
+            'ignoreHTTPSErrors' => true,
+            'executablePath' => '/usr/bin/google-chrome-stable',
+        ]);
+
+        $value = $this->converter->getLaunchOption('headless');
+        $this->assertEquals('new', $value);
+
+        $value = $this->converter->getLaunchOption('ignoreHTTPSErrors');
+        $this->assertTrue($value);
+
+        $value = $this->converter->getLaunchOption('executablePath');
+        $this->assertEquals('/usr/bin/google-chrome-stable', $value);
+
+        $options = $this->converter->getLaunchOptions();
+        $this->assertEquals([
+            'headless' => 'new',
+            'ignoreHTTPSErrors' => true,
+            'executablePath' => '/usr/bin/google-chrome-stable',
+        ], $options);
+    }
+
     public function testNodePath()
     {
         $path = '/path/to/node';