diff --git a/src/config.rs b/src/config.rs
index a14fd5a..e83aed4 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -43,10 +43,10 @@ pub struct ScootalooConfig {
 /// Parses the TOML file into a Config Struct
 pub fn parse_toml(toml_file: &str) -> Config {
     let toml_config = read_to_string(toml_file)
-        .unwrap_or_else(|e| panic!("Cannot open config file {}: {}", toml_file, e));
+        .unwrap_or_else(|e| panic!("Cannot open config file {toml_file}: {e}"));
 
     let config: Config = toml::from_str(&toml_config)
-        .unwrap_or_else(|e| panic!("Cannot parse TOML file {}: {}", toml_file, e));
+        .unwrap_or_else(|e| panic!("Cannot parse TOML file {toml_file}: {e}"));
 
     config
 }
diff --git a/src/error.rs b/src/error.rs
index 084dd41..ab09904 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -30,12 +30,12 @@ impl Display for ScootalooError {
 
 impl From<Box<dyn Error>> for ScootalooError {
     fn from(error: Box<dyn Error>) -> Self {
-        ScootalooError::new(&format!("Error in a subset crate: {}", error))
+        ScootalooError::new(&format!("Error in a subset crate: {error}"))
     }
 }
 
 impl From<megalodonError> for ScootalooError {
     fn from(error: megalodonError) -> Self {
-        ScootalooError::new(&format!("Error in megalodon crate: {}", error))
+        ScootalooError::new(&format!("Error in megalodon crate: {error}"))
     }
 }
diff --git a/src/lib.rs b/src/lib.rs
index 08c52aa..2024202 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -235,8 +235,8 @@ pub async fn run(config: Config) {
     // launch and wait for every handle
     while let Some(result) = stream.next().await {
         match result {
-            Ok(Err(e)) => eprintln!("Error within thread: {}", e),
-            Err(e) => eprintln!("Error with thread: {}", e),
+            Ok(Err(e)) => eprintln!("Error within thread: {e}"),
+            Err(e) => eprintln!("Error with thread: {e}"),
             _ => (),
         }
     }
@@ -304,8 +304,8 @@ pub async fn profile(config: Config, bot: Option<bool>) {
 
     while let Some(result) = stream.next().await {
         match result {
-            Ok(Err(e)) => eprintln!("Error within thread: {}", e),
-            Err(e) => eprintln!("Error with thread: {}", e),
+            Ok(Err(e)) => eprintln!("Error within thread: {e}"),
+            Err(e) => eprintln!("Error with thread: {e}"),
             _ => (),
         }
     }
diff --git a/src/mastodon.rs b/src/mastodon.rs
index 140be04..25e8f70 100644
--- a/src/mastodon.rs
+++ b/src/mastodon.rs
@@ -83,7 +83,7 @@ pub fn associate_urls(urls: &[UrlEntity], re: &Option<Regex>) -> HashMap<String,
 pub fn replace_alt_services(urls: &mut HashMap<String, String>, alts: &HashMap<String, String>) {
     for val in urls.values_mut() {
         for (k, v) in alts {
-            *val = val.replace(&format!("/{}/", k), &format!("/{}/", v));
+            *val = val.replace(&format!("/{k}/"), &format!("/{v}/"));
         }
     }
 }
@@ -120,7 +120,7 @@ pub fn replace_tweet_by_toot(
             twitter_screen_name.to_lowercase(),
             tweet_id
         )) {
-            *val = format!("{}/@{}/{}", base_url, mastodon_screen_name, toot_id);
+            *val = format!("{base_url}/@{mastodon_screen_name}/{toot_id}");
         }
     }
 }
@@ -184,7 +184,7 @@ pub async fn register(host: &str, screen_name: &str) {
 
     let url = app_data.url.expect("Cannot generate registration URI!");
 
-    println!("Click this link to authorize on Mastodon: {}", url);
+    println!("Click this link to authorize on Mastodon: {url}");
     println!("Paste the returned authorization code: ");
 
     let mut input = String::new();
diff --git a/src/state.rs b/src/state.rs
index 99aaa05..fdeb7a3 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -21,8 +21,8 @@ pub fn read_state(
 ) -> Result<Option<TweetToToot>, Box<dyn Error>> {
     debug!("Reading tweet_id {:?}", s);
     let query: String = match s {
-        Some(i) => format!("SELECT * FROM tweet_to_toot WHERE tweet_id = {} and twitter_screen_name = \"{}\"", i, n),
-        None => format!("SELECT * FROM tweet_to_toot WHERE twitter_screen_name = \"{}\" ORDER BY tweet_id DESC LIMIT 1", n),
+        Some(i) => format!("SELECT * FROM tweet_to_toot WHERE tweet_id = {i} and twitter_screen_name = \"{n}\""),
+        None => format!("SELECT * FROM tweet_to_toot WHERE twitter_screen_name = \"{n}\" ORDER BY tweet_id DESC LIMIT 1"),
     };
 
     let mut stmt = conn.prepare(&query)?;
@@ -78,8 +78,7 @@ pub fn migrate_db(d: &str, s: &str) -> Result<(), Box<dyn Error>> {
         &format!(
             "ALTER TABLE tweet_to_toot
         ADD COLUMN twitter_screen_name TEXT NOT NULL
-        DEFAULT \"{}\"",
-            s
+        DEFAULT \"{s}\""
         ),
         [],
     );
diff --git a/src/util.rs b/src/util.rs
index 88029ba..0e5f063 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -112,12 +112,12 @@ pub async fn base64_media(u: &str) -> Result<String, Box<dyn Error>> {
     let content_type = response
         .headers()
         .get("content-type")
-        .ok_or_else(|| ScootalooError::new(&format!("Cannot get media content type for {}", u)))?
+        .ok_or_else(|| ScootalooError::new(&format!("Cannot get media content type for {u}")))?
         .to_str()?;
 
     let encoded_f = encode(buffer);
 
-    Ok(format!("data:{};base64,{}", content_type, encoded_f))
+    Ok(format!("data:{content_type};base64,{encoded_f}"))
 }
 
 /// Gets and caches Twitter Media inside the determined temp dir
@@ -134,19 +134,17 @@ pub async fn cache_media(u: &str, t: &str) -> Result<String, Box<dyn Error>> {
         .path_segments()
         .ok_or_else(|| {
             ScootalooError::new(&format!(
-                "Cannot determine the destination filename for {}",
-                u
+                "Cannot determine the destination filename for {u}"
             ))
         })?
         .last()
         .ok_or_else(|| {
             ScootalooError::new(&format!(
-                "Cannot determine the destination filename for {}",
-                u
+                "Cannot determine the destination filename for {u}"
             ))
         })?;
 
-    let dest_filepath = format!("{}/{}", t, dest_filename);
+    let dest_filepath = format!("{t}/{dest_filename}");
 
     let mut dest_file = File::create(&dest_filepath).await?;