diff --git a/module/file/control.php b/module/file/control.php
index 8aaedb249f..d23018f8d7 100644
--- a/module/file/control.php
+++ b/module/file/control.php
@@ -502,10 +502,10 @@ class file extends control
         $mime = in_array($file->extension, $this->config->file->imageExtensions) ? "image/{$file->extension}" : $this->config->file->mimes['default'];
         header("Content-type: $mime");
 
-        $cacheMaxAge = $this->config->cookieLife - time();
+        $cacheMaxAge = 10 * 365 * 24 * 3600;
         header("Cache-Control: private");
         header("Pragma: cache");
-        header("Expires:" . gmdate("D, d M Y H:i:s", $this->config->cookieLife) . " GMT");
+        header("Expires:" . gmdate("D, d M Y H:i:s", time() + $cacheMaxAge) . " GMT");
         header("Cache-Control: max-age=$cacheMaxAge");
 
         $handle = fopen($file->realPath, "r");