diff --git a/pdf_preview_image.module b/pdf_preview_image.module
index 889c85e..7c2f1c0 100644
--- a/pdf_preview_image.module
+++ b/pdf_preview_image.module
@@ -11,7 +11,8 @@ use Drupal\Core\Entity\ContentEntityInterface;
 use Spatie\PdfToImage\Pdf;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Field\FieldConfigInterface;
-use \Drupal\file\FileInterface;
+use Drupal\file\FileInterface;
+//use ImagickPixel;
 
 /**
  * Implements hook_entity_presave().
@@ -52,6 +53,10 @@ function pdf_preview_image_entity_presave(EntityInterface $entity) {
             // Create and save img preview file from pdf.
             if (class_exists('Spatie\PdfToImage\Pdf')) {
               $pdf = new Pdf($pdf_file_path[0]['value']);
+              $pdf->setPage(1);
+              $pdf->setImageAlphaChannel(9);
+              //$pdf->setImageBackgroundColor(new ImagickPixel('black'));
+              $pdf->setImageBackgroundColor('black');
               $pdf->saveImage($img_preview_path);
             }
             else {