diff --git a/lib/private/legacy/files.php b/lib/private/legacy/files.php
index ed3aa7194095522f5e761bc4c13712440619f257..017691805c9c160525b746af2b66c9abd4e8bb05 100644
--- a/lib/private/legacy/files.php
+++ b/lib/private/legacy/files.php
@@ -264,12 +264,12 @@ class OC_Files {
 		if (\OC\Files\Filesystem::isReadable($filename)) {
 			self::sendHeaders($filename, $name, $rangeArray);
 		} elseif (!\OC\Files\Filesystem::file_exists($filename)) {
-			header("HTTP/1.0 404 Not Found");
+			header("HTTP/1.1 404 Not Found");
 			$tmpl = new OC_Template('', '404', 'guest');
 			$tmpl->printPage();
 			exit();
 		} else {
-			header("HTTP/1.0 403 Forbidden");
+			header("HTTP/1.1 403 Forbidden");
 			die('403 Forbidden');
 		}
 		if (isset($params['head']) && $params['head']) {