diff --git a/src/basic_state_manager.rs b/src/basic_state_manager.rs
index 117fa8b..48e0b30 100644
--- a/src/basic_state_manager.rs
+++ b/src/basic_state_manager.rs
@@ -39,7 +39,7 @@ impl Error for StateError {}
 
 impl fmt::Display for StateError {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        write!(f, "StateManager error {:?}", self)
+        write!(f, "StateManager error {self:?}")
     }
 }
 
diff --git a/src/client.rs b/src/client.rs
index 0a86f1d..d61c763 100644
--- a/src/client.rs
+++ b/src/client.rs
@@ -38,7 +38,7 @@ impl OpenIDConfig {
         code: &str,
         redirect_uri: &str,
     ) -> Result<(OpenIDTokenResponse, String), Box<dyn Error>> {
-        let authorization = BASE64_STANDARD.encode(format!("{}:{}", client_id, client_secret));
+        let authorization = BASE64_STANDARD.encode(format!("{client_id}:{client_secret}"));
 
         let mut params = HashMap::new();
         params.insert("grant_type", "authorization_code");
diff --git a/src/crypto_wrapper.rs b/src/crypto_wrapper.rs
index 176d412..b3903a9 100644
--- a/src/crypto_wrapper.rs
+++ b/src/crypto_wrapper.rs
@@ -56,7 +56,7 @@ impl CryptoWrapper {
         let dec = match aes_key.decrypt(Nonce::from_slice(nonce), enc) {
             Ok(d) => d,
             Err(e) => {
-                log::error!("Failed to decrypt wrapped data! {:#?}", e);
+                log::error!("Failed to decrypt wrapped data! {e:#?}");
                 return Err(Box::new(std::io::Error::other(
                     "Failed to decrypt wrapped data!",
                 )));