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-rw-r--r--app/Controller/FileViewerController.php2
1 files changed, 1 insertions, 1 deletions
diff --git a/app/Controller/FileViewerController.php b/app/Controller/FileViewerController.php
index 49568912..0178cb30 100644
--- a/app/Controller/FileViewerController.php
+++ b/app/Controller/FileViewerController.php
@@ -116,7 +116,7 @@ class FileViewerController extends BaseController
$etag = md5($filename);
$this->response->withCache(5 * 86400, $etag);
- $this->response->withContentType('image/jpeg');
+ $this->response->withContentType('image/png');
if ($this->request->getHeader('If-None-Match') === '"'.$etag.'"') {
$this->response->status(304);