diff --git a/src/controllers/openid_controller.rs b/src/controllers/openid_controller.rs
index 2d938cd..a9137de 100644
--- a/src/controllers/openid_controller.rs
+++ b/src/controllers/openid_controller.rs
@@ -289,8 +289,7 @@ pub async fn token(
                             &query,
                             "invalid_request",
                             &format!(
-                                "Authorization header does not start with 'Basic ', got '{:#?}'",
-                                v
+                                "Authorization header does not start with 'Basic ', got '{v:#?}'"
                             ),
                         ));
                     }
@@ -538,10 +537,7 @@ fn user_info_error(err: &str, description: &str) -> HttpResponse {
     HttpResponse::Unauthorized()
         .insert_header((
             "WWW-Authenticate",
-            format!(
-                "Bearer error=\"{}\", error_description=\"{}\"",
-                err, description
-            ),
+            format!("Bearer error=\"{err}\", error_description=\"{description}\""),
         ))
         .finish()
 }
diff --git a/src/data/action_logger.rs b/src/data/action_logger.rs
index 3a951eb..f4189f5 100644
--- a/src/data/action_logger.rs
+++ b/src/data/action_logger.rs
@@ -70,11 +70,8 @@ impl<'a> Action<'a> {
                 user.quick_identity()
             ),
             Action::LoginWebauthnAttempt { success, user_id } => match success {
-                true => format!(
-                    "successfully performed webauthn attempt for user {:?}",
-                    user_id
-                ),
-                false => format!("performed FAILED webauthn attempt for user {:?}", user_id),
+                true => format!("successfully performed webauthn attempt for user {user_id:?}"),
+                false => format!("performed FAILED webauthn attempt for user {user_id:?}"),
             },
             Action::Signout => "signed out".to_string(),
             Action::UserNeed2FAOnLogin(user) => {
@@ -90,16 +87,14 @@ impl<'a> Action<'a> {
                 "successfully authenticated as {}, but need to set a new password",
                 user.quick_identity()
             ),
-            Action::TryLoginWithDisabledAccount(login) => format!(
-                "successfully authenticated as {}, but this is a DISABLED ACCOUNT",
-                login
-            ),
-            Action::FailedLoginWithBadCredentials(login) => format!(
-                "attempted to authenticate as {} but with a WRONG PASSWORD",
-                login
-            ),
+            Action::TryLoginWithDisabledAccount(login) => {
+                format!("successfully authenticated as {login}, but this is a DISABLED ACCOUNT")
+            }
+            Action::FailedLoginWithBadCredentials(login) => {
+                format!("attempted to authenticate as {login} but with a WRONG PASSWORD")
+            }
             Action::UserChangedPasswordOnLogin(user_id) => {
-                format!("set a new password at login as user {:?}", user_id)
+                format!("set a new password at login as user {user_id:?}")
             }
             Action::OTPLoginAttempt { user, success } => match success {
                 true => format!(
@@ -120,7 +115,7 @@ impl<'a> Action<'a> {
                 "added a new factor to his account : {}",
                 factor.quick_description(),
             ),
-            Action::Removed2FAFactor { factor_id } => format!("Removed his factor {:?}", factor_id),
+            Action::Removed2FAFactor { factor_id } => format!("Removed his factor {factor_id:?}"),
         }
     }
 }
diff --git a/src/data/users_file_entity.rs b/src/data/users_file_entity.rs
index 46b4052..b7c08c6 100644
--- a/src/data/users_file_entity.rs
+++ b/src/data/users_file_entity.rs
@@ -13,7 +13,7 @@ impl EntityManager<User> {
         F: FnOnce(User) -> User,
     {
         let user = match self.find_by_user_id(id)? {
-            None => return new_error(format!("Failed to find user {:?}", id)),
+            None => return new_error(format!("Failed to find user {id:?}")),
             Some(user) => user,
         };
 
@@ -134,8 +134,7 @@ impl UsersSyncBackend for EntityManager<User> {
         let user = match self.find_by_user_id(id)? {
             None => {
                 return new_error(format!(
-                    "Could not delete account {:?} because it was not found!",
-                    id
+                    "Could not delete account {id:?} because it was not found!"
                 ));
             }
             Some(s) => s,
diff --git a/src/utils/string_utils.rs b/src/utils/string_utils.rs
index 10a9fa3..c508dfd 100644
--- a/src/utils/string_utils.rs
+++ b/src/utils/string_utils.rs
@@ -24,8 +24,8 @@ pub fn apply_env_vars(val: &str) -> String {
         let value = match std::env::var(varname) {
             Ok(v) => v,
             Err(e) => {
-                log::error!("Failed to find environment variable {}!", varname);
-                eprintln!("Failed to find environment variable! {:?}", e);
+                log::error!("Failed to find environment variable {varname}!");
+                eprintln!("Failed to find environment variable! {e:?}");
                 std::process::exit(2);
             }
         };