diff --git a/src/config.rs b/src/config.rs
index 6935bdd..15a0ab0 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -13,7 +13,6 @@ pub struct Config {
     pub interval_seconds: MinMax,
     pub bot_token: String,
     pub chat_ref: ChatId,
-    pub mastodon_token: Option<mammut::Data>,
     pub post_buffer: u32,
     pub publisher: Publisher,
 }
@@ -49,7 +48,6 @@ impl Default for Config {
                 max: 60 * 90,
             },
             post_buffer: 5,
-            mastodon_token: None,
             bot_token: "".to_owned(),
             chat_ref: ChatId::new(0),
             publisher: Publisher::Misskey(FediverseConfig {