diff --git a/htdocs/core/modules/product/doc/pdf_standard.modules.php b/htdocs/core/modules/product/doc/pdf_standard.modules.php
index ec0ed850df2..5dca2b8378e 100644
--- a/htdocs/core/modules/product/doc/pdf_standard.modules.php
+++ b/htdocs/core/modules/product/doc/pdf_standard.modules.php
@@ -561,8 +561,6 @@ class pdf_standard extends ModelePDFProduct
 			$this->error=$langs->trans("ErrorConstantNotDefined","PRODUCT_OUTPUTDIR");
 			return 0;
 		}
-
-		return -1;
 	}