diff --git a/htdocs/core/modules/asset/doc/pdf_standard_asset.modules.php b/htdocs/core/modules/asset/doc/pdf_standard_asset.modules.php
index e313c612eb0..f47373f2e51 100644
--- a/htdocs/core/modules/asset/doc/pdf_standard_asset.modules.php
+++ b/htdocs/core/modules/asset/doc/pdf_standard_asset.modules.php
@@ -156,10 +156,10 @@ class pdf_standard_asset extends ModelePDFAsset
 		$this->page_largeur = $formatarray['width'];
 		$this->page_hauteur = $formatarray['height'];
 		$this->format = array($this->page_largeur, $this->page_hauteur);
-		$this->marge_gauche = isset($conf->global->MAIN_PDF_MARGIN_LEFT) ? $conf->global->MAIN_PDF_MARGIN_LEFT : 10;
-		$this->marge_droite = isset($conf->global->MAIN_PDF_MARGIN_RIGHT) ? $conf->global->MAIN_PDF_MARGIN_RIGHT : 10;
-		$this->marge_haute = isset($conf->global->MAIN_PDF_MARGIN_TOP) ? $conf->global->MAIN_PDF_MARGIN_TOP : 10;
-		$this->marge_basse = isset($conf->global->MAIN_PDF_MARGIN_BOTTOM) ? $conf->global->MAIN_PDF_MARGIN_BOTTOM : 10;
+		$this->marge_gauche = isset($conf->global->MAIN_PDF_MARGIN_LEFT) ? getDolGlobalInt('MAIN_PDF_MARGIN_LEFT') : 10;
+		$this->marge_droite = isset($conf->global->MAIN_PDF_MARGIN_RIGHT) ? getDolGlobalInt('MAIN_PDF_MARGIN_RIGHT') : 10;
+		$this->marge_haute = isset($conf->global->MAIN_PDF_MARGIN_TOP) ? getDolGlobalInt('MAIN_PDF_MARGIN_TOP') : 10;
+		$this->marge_basse = isset($conf->global->MAIN_PDF_MARGIN_BOTTOM) ? getDolGlobalInt('MAIN_PDF_MARGIN_BOTTOM') : 10;
 
 		// Get source company
 		$this->emetteur = $mysoc;