diff --git a/htdocs/core/modules/supplier_proposal/doc/pdf_aurore.modules.php b/htdocs/core/modules/supplier_proposal/doc/pdf_aurore.modules.php
index 041a10c2f6d..96088735b97 100644
--- a/htdocs/core/modules/supplier_proposal/doc/pdf_aurore.modules.php
+++ b/htdocs/core/modules/supplier_proposal/doc/pdf_aurore.modules.php
@@ -337,7 +337,7 @@ class pdf_aurore extends ModelePDFSupplierProposal
 				$pdf->SetCreator("Dolibarr ".DOL_VERSION);
 				$pdf->SetAuthor($outputlangs->convToOutputCharset($user->getFullName($outputlangs)));
 				$pdf->SetKeyWords($outputlangs->convToOutputCharset($object->ref)." ".$outputlangs->transnoentities("CommercialAsk")." ".$outputlangs->convToOutputCharset($object->thirdparty->name));
-				if (!empty($conf->global->MAIN_DISABLE_PDF_COMPRESSION)) {
+				if (getDolGlobalString('MAIN_DISABLE_PDF_COMPRESSION')) {
 					$pdf->SetCompression(false);
 				}
 
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 312f1215406..9bb21dd7322 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
@@ -312,7 +312,7 @@ class pdf_standard_myobject extends ModelePDFMyObject
 				$pdf->SetCreator("Dolibarr ".DOL_VERSION);
 				$pdf->SetAuthor($outputlangs->convToOutputCharset($user->getFullName($outputlangs)));
 				$pdf->SetKeyWords($outputlangs->convToOutputCharset($object->ref)." ".$outputlangs->transnoentities("PdfTitle")." ".$outputlangs->convToOutputCharset($object->thirdparty->name));
-				if (!empty($conf->global->MAIN_DISABLE_PDF_COMPRESSION)) {
+				if (getDolGlobalString('MAIN_DISABLE_PDF_COMPRESSION')) {
 					$pdf->SetCompression(false);
 				}
 
diff --git a/htdocs/recruitment/core/modules/recruitment/doc/pdf_standard_recruitmentjobposition.modules.php b/htdocs/recruitment/core/modules/recruitment/doc/pdf_standard_recruitmentjobposition.modules.php
index 007333dfd5d..a883cf8c144 100644
--- a/htdocs/recruitment/core/modules/recruitment/doc/pdf_standard_recruitmentjobposition.modules.php
+++ b/htdocs/recruitment/core/modules/recruitment/doc/pdf_standard_recruitmentjobposition.modules.php
@@ -327,7 +327,7 @@ class pdf_standard_recruitmentjobposition extends ModelePDFRecruitmentJobPositio
 				$pdf->SetCreator("Dolibarr ".DOL_VERSION);
 				$pdf->SetAuthor($outputlangs->convToOutputCharset($user->getFullName($outputlangs)));
 				$pdf->SetKeyWords($outputlangs->convToOutputCharset($object->ref)." ".$object->label." ".$outputlangs->convToOutputCharset($object->thirdparty->name));
-				if (!empty($conf->global->MAIN_DISABLE_PDF_COMPRESSION)) {
+				if (getDolGlobalString('MAIN_DISABLE_PDF_COMPRESSION')) {
 					$pdf->SetCompression(false);
 				}