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-rw-r--r--apps/files/download.php4
1 files changed, 3 insertions, 1 deletions
diff --git a/apps/files/download.php b/apps/files/download.php
index 60f386f50f0..2389c9b535e 100644
--- a/apps/files/download.php
+++ b/apps/files/download.php
@@ -41,7 +41,9 @@ $ftype=\OC::$server->getMimeTypeDetector()->getSecureMimeType(\OC\Files\Filesyst
header('Content-Type:'.$ftype);
OCP\Response::setContentDispositionHeader(basename($filename), 'attachment');
-OCP\Response::disableCaching();
+header('Pragma: public');// enable caching in IE
+header('Expires: 0');
+header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
OCP\Response::setContentLengthHeader(\OC\Files\Filesystem::filesize($filename));
OC_Util::obEnd();