diff --git a/htdocs/modulebuilder/template/core/modules/mymodule/doc/pdf_standard_myobject.modules.php b/htdocs/modulebuilder/template/core/modules/mymodule/doc/pdf_standard_myobject.modules.php
index 66e2b4dfa82..bd5348b1566 100644
--- a/htdocs/modulebuilder/template/core/modules/mymodule/doc/pdf_standard_myobject.modules.php
+++ b/htdocs/modulebuilder/template/core/modules/mymodule/doc/pdf_standard_myobject.modules.php
@@ -223,7 +223,7 @@ class pdf_standard_myobject extends ModelePDFMyObject
 
 						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'])
 								{