diff --git a/nixos/boxes/vpsfree1/mastodon.nix b/nixos/boxes/vpsfree1/mastodon.nix
index cbf354e5..e1e9494f 100644
--- a/nixos/boxes/vpsfree1/mastodon.nix
+++ b/nixos/boxes/vpsfree1/mastodon.nix
@@ -152,6 +152,8 @@ in {
           SMTP_ENABLE_STARTTLS_AUTO = "true";
           SINGLE_USER_MODE = "true";
           RAILS_SERVE_STATIC_FILES = "true";
+          AUTHORIZED_FETCH = "true";
+          DISALLOW_UNAUTHENTICATED_API_ACCESS = "true";
         };
         inherit streamingPort;
         inherit webPort;