diff --git a/build/api/core/Request.php b/build/api/core/Request.php
index 2d47c13..f7c2180 100755
--- a/build/api/core/Request.php
+++ b/build/api/core/Request.php
@@ -636,7 +636,7 @@ use \error\core\Error;
 
 			/* (5) Script qui écrira les headers */
 			foreach($returned['headers'] as $header=>$value)
-				fwrite($taret_file, "header(\"$header: $value\");".PHP_EOL);
+				fwrite($taret_file, 'header(\''.$header.': '.$value.'\');'.PHP_EOL);
 
 			/* (6) Script qui écrira le contenu du buffer */
 			chmod($buffer_fname, 0775);
diff --git a/build/api/module/professor/pdfController.php b/build/api/module/professor/pdfController.php
index 2971bd4..51feaea 100644
--- a/build/api/module/professor/pdfController.php
+++ b/build/api/module/professor/pdfController.php
@@ -148,7 +148,7 @@ class pdfController{
 		$headers = [
 			// 'Content-Description'       => 'File Transfer',
 			'Content-Transfer-Encoding' => 'binary',
-			'Content-Disposition'       => 'attachment; filename=\"'.$title.'\"',
+			'Content-Disposition'       => 'attachment; filename="'.$title.'"',
 			'Cache-Control'             => 'public, must-revalidate, max-age=0',
 			'Pragma'                    => 'public',
 			'X-Generator'               => 'mPDF',