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-rw-r--r--Zotlabs/Module/Photo.php3
1 files changed, 1 insertions, 2 deletions
diff --git a/Zotlabs/Module/Photo.php b/Zotlabs/Module/Photo.php
index d76fca278..0f47ee103 100644
--- a/Zotlabs/Module/Photo.php
+++ b/Zotlabs/Module/Photo.php
@@ -246,8 +246,7 @@ class Photo extends \Zotlabs\Web\Controller {
// leave it alone.
$cache = get_config('system','photo_cache_time', 86400); // 1 day by default
-
- header("Expires: " . gmdate("D, d M Y H:i:s", time() + $cache) . " GMT");
+
header("Cache-Control: max-age=" . $cache);
}