diff --git a/lpdf.php b/lpdf.php
index 925e6db..029bca7 100644
--- a/lpdf.php
+++ b/lpdf.php
@@ -746,6 +746,7 @@ class lpdf
 		header("Content-type: application/pdf");
 		header("Content-disposition: inline; filename=sfiab_".$filename.".pdf");
 		header("Content-length: ".strlen($pdfdata));
+		header("Pragma: public");
 		echo $pdfdata;
 	}