diff --git a/tcpdf.php b/tcpdf.php
index 3a5fdb0..35272a9 100644
--- a/tcpdf.php
+++ b/tcpdf.php
@@ -6243,12 +6243,12 @@ class TCPDF {
 	 *  		$this->setPage($page);
 	 *  		if ($page == $start_page) {
 	 *  			// first page
-	 *  			$height = $this->h - $start_y - $this->bMargin;
+	 *  			$height += $this->h - $start_y - $this->bMargin;
 	 *  		} elseif ($page == $end_page) {
 	 *  			// last page
-	 *  			$height = $end_y - $this->tMargin;
+	 *  			$height += $end_y - $this->tMargin;
 	 *  		} else {
-	 *  			$height = $this->h - $this->tMargin - $this->bMargin;
+	 *  			$height += $this->h - $this->tMargin - $this->bMargin;
 	 *  		}
 	 *  	}
 	 *  }
@@ -15535,8 +15535,7 @@ class TCPDF {
 	 * <li>int $style['module_height'] height of a single module in points</li>
 	 * <li>array $style['fgcolor'] color array for bars and text</li>
 	 * <li>mixed $style['bgcolor'] color array for background or false for transparent</li>
-	 * <li>string $style['position'] barcode position on the page: L = left margin; C = center; R = right margin; S = stretch</li><li>$style['module_width'] width of a single module in points</li>
-	 * <li>$style['module_height'] height of a single module in points</li></ul>
+	 * <li>string $style['position'] barcode position on the page: L = left margin; C = center; R = right margin; S = stretch</li>
 	 * @param $align (string) Indicates the alignment of the pointer next to barcode insertion relative to barcode height. The value can be:<ul><li>T: top-right for LTR or top-left for RTL</li><li>M: middle-right for LTR or middle-left for RTL</li><li>B: bottom-right for LTR or bottom-left for RTL</li><li>N: next line</li></ul>
 	 * @param $distort (boolean) if true distort the barcode to fit width and height, otherwise preserve aspect ratio
 	 * @author Nicola Asuni