diff --git a/htdocs/core/modules/stocktransfer/doc/pdf_eagle_proforma.modules.php b/htdocs/core/modules/stocktransfer/doc/pdf_eagle_proforma.modules.php
index ef73d526ed6..2ab70767205 100644
--- a/htdocs/core/modules/stocktransfer/doc/pdf_eagle_proforma.modules.php
+++ b/htdocs/core/modules/stocktransfer/doc/pdf_eagle_proforma.modules.php
@@ -241,7 +241,7 @@ class pdf_eagle_proforma extends ModelePDFCommandes
 						$dir = $conf->product->dir_output.'/'.$midir;
 
 						foreach ($objphoto->liste_photos($dir, 1) as $key => $obj) {
-							if (empty($conf->global->CAT_HIGH_QUALITY_IMAGES)) {		// If CAT_HIGH_QUALITY_IMAGES not defined, we use thumb if defined and then original photo
+							if (!getDolGlobalInt('CAT_HIGH_QUALITY_IMAGES')) {		// If CAT_HIGH_QUALITY_IMAGES not defined, we use thumb if defined and then original photo
 								if ($obj['photo_vignette']) {
 									$filename = $obj['photo_vignette'];
 								} else {