diff --git a/src/Pdf.php b/src/Pdf.php
index 1e3396c..ca372c5 100644
--- a/src/Pdf.php
+++ b/src/Pdf.php
@@ -232,7 +232,6 @@ public function quality(int $compressionQuality)
      * Set the thumbnail size for the image. If no height is provided, the thumbnail height will
      * be scaled according to the width.
      *
-     * @param  int  $height
      * @return $this
      *
      * @throws \Spatie\PdfToImage\Exceptions\InvalidThumbnailSize