diff --git a/src/lib.rs b/src/lib.rs
index 77efeef..efc4c63 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -4,7 +4,7 @@ pub use config::{parse_toml, Config};
 mod state;
 pub use state::init_db;
 #[allow(unused_imports)]
-use state::{read_state, write_state};
+use state::{read_state, write_state, TweetToToot};
 
 mod mastodon;
 use mastodon::get_mastodon_timeline_since;
@@ -38,9 +38,17 @@ pub async fn run(config: &Config) {
         };
         // if we wanted to cut toot in half, now would be the right time to do so
         // treating medias (nothing for now)
-        let _tweet_id = post_tweet(&config.twitter, &tweet_content, &[])
+        let tweet_id = post_tweet(&config.twitter, &tweet_content, &[])
             .await
             .unwrap_or_else(|e| panic!("Cannot Tweet {}: {}", toot.id, e));
-        return;
+
+        write_state(
+            &conn,
+            TweetToToot {
+                tweet_id,
+                toot_id: toot.id.parse::<u64>().unwrap(),
+            },
+        )
+        .unwrap_or_else(|e| panic!("Cannot store Toot/Tweet ({}/{}): {}", &toot.id, tweet_id, e));
     }
 }
diff --git a/src/state.rs b/src/state.rs
index 5deabfc..43d1de1 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -36,7 +36,6 @@ pub fn read_state(
 }
 
 /// Writes last treated tweet id and toot id to the db
-#[allow(dead_code)]
 pub fn write_state(conn: &Connection, t: TweetToToot) -> Result<(), Box<dyn Error>> {
     debug!("Write struct {:?}", t);
     conn.execute(
diff --git a/src/twitter.rs b/src/twitter.rs
index 8d1901c..283d2d7 100644
--- a/src/twitter.rs
+++ b/src/twitter.rs
@@ -14,7 +14,14 @@ pub struct Tweet {
 }
 
 #[derive(Deserialize, Debug)]
-pub struct TweetResponse {}
+pub struct TweetResponse {
+    pub data: TweetResponseData,
+}
+
+#[derive(Deserialize, Debug)]
+pub struct TweetResponseData {
+    pub id: String,
+}
 
 /// This function returns the OAuth1 Token object from TwitterConfig
 fn get_token(config: &TwitterConfig) -> Token {
@@ -39,14 +46,14 @@ pub async fn post_tweet(
     _medias: &[u64],
 ) -> Result<u64, Box<dyn Error>> {
     let uri = "https://api.twitter.com/2/tweets";
-    let token = get_token(config);
     let empty_request = EmptyRequest {}; // Why? Because fuck you, that’s why!
+    let token = get_token(config);
+
     let tweet = Tweet {
         text: content.to_string(),
     };
 
     let client = Client::new();
-
     let res = client
         .post(uri)
         .header(
@@ -55,9 +62,9 @@ pub async fn post_tweet(
         )
         .json(&tweet)
         .send()
+        .await?
+        .json::<TweetResponse>()
         .await?;
 
-    println!("{:?}", res.text().await.unwrap());
-
-    Ok(0)
+    Ok(res.data.id.parse::<u64>().unwrap())
 }