diff --git a/deemz.org/configuration.nix b/deemz.org/configuration.nix
index 8dc57c3..ccb5dba 100644
--- a/deemz.org/configuration.nix
+++ b/deemz.org/configuration.nix
@@ -226,6 +226,7 @@ let secrets = import ../secrets.nix; in
         basicAuth = userlist;
         extraConfig = ''
           autoindex on;
+          add_header Cache-Control max-age=172800
         '';
         proxyWebsockets = true;
       };