/**
* Implements hook_imagemagick_arguments_alter().
*/
-function pdf_to_imagefield_imagemagick_arguments_alter(\Drupal\imagemagick\Plugin\ImageToolkit\ImagemagickToolkit $toolkit, $command) {
+#function pdf_to_imagefield_imagemagick_arguments_alter(\Drupal\imagemagick\Plugin\ImageToolkit\ImagemagickToolkit $toolkit, $command) {
+function pdf_to_imagefield_imagemagick_arguments_alter(\Drupal\imagemagick\ImagemagickExecArguments $arguments_type, $arguements, $command) {
+
switch ($command) {
case 'convert':
// TODO: For some reason some versions/setups of ImageMagick do not