diff --git a/app/src/components/user_details_form.rs b/app/src/components/user_details_form.rs
index 663e78b..3c428c3 100644
--- a/app/src/components/user_details_form.rs
+++ b/app/src/components/user_details_form.rs
@@ -1,4 +1,4 @@
-use std::str::FromStr;
+use std::{fmt::Display, str::FromStr};
 
 use crate::{
     components::{
@@ -24,9 +24,13 @@ struct JsFile {
     contents: Option<Vec<u8>>,
 }
 
-impl ToString for JsFile {
-    fn to_string(&self) -> String {
-        self.file.as_ref().map(File::name).unwrap_or_default()
+impl Display for JsFile {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        write!(
+            f,
+            "{}",
+            self.file.as_ref().map(File::name).unwrap_or_default()
+        )
     }
 }
 
diff --git a/app/src/infra/modal.rs b/app/src/infra/modal.rs
index 0487617..4f99387 100644
--- a/app/src/infra/modal.rs
+++ b/app/src/infra/modal.rs
@@ -1,3 +1,5 @@
+#![allow(clippy::empty_docs)]
+
 use wasm_bindgen::prelude::*;
 
 #[wasm_bindgen]
diff --git a/server/src/domain/types.rs b/server/src/domain/types.rs
index 2d7d928..a2f2bdf 100644
--- a/server/src/domain/types.rs
+++ b/server/src/domain/types.rs
@@ -53,9 +53,9 @@ impl<'a> std::convert::TryFrom<&'a str> for Uuid {
     }
 }
 
-impl std::string::ToString for Uuid {
-    fn to_string(&self) -> String {
-        self.0.clone()
+impl std::fmt::Display for Uuid {
+    fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
+        write!(f, "{}", self.0.as_str())
     }
 }
 
@@ -559,14 +559,8 @@ mod tests {
     #[test]
     fn test_serialized_i64_len() {
         assert_eq!(SERIALIZED_I64_LEN, Serialized::from(&0i64).0.len());
-        assert_eq!(
-            SERIALIZED_I64_LEN,
-            Serialized::from(&i64::max_value()).0.len()
-        );
-        assert_eq!(
-            SERIALIZED_I64_LEN,
-            Serialized::from(&i64::min_value()).0.len()
-        );
+        assert_eq!(SERIALIZED_I64_LEN, Serialized::from(&i64::MAX).0.len());
+        assert_eq!(SERIALIZED_I64_LEN, Serialized::from(&i64::MIN).0.len());
         assert_eq!(SERIALIZED_I64_LEN, Serialized::from(&-1000i64).0.len());
     }
 }
diff --git a/server/src/infra/configuration.rs b/server/src/infra/configuration.rs
index c6c8129..733c86e 100644
--- a/server/src/infra/configuration.rs
+++ b/server/src/infra/configuration.rs
@@ -445,10 +445,10 @@ impl ConfigOverrider for LdapsOpts {
             config.ldaps_options.port = port;
         }
         if let Some(path) = self.ldaps_cert_file.as_ref() {
-            config.ldaps_options.cert_file = path.clone();
+            config.ldaps_options.cert_file.clone_from(path);
         }
         if let Some(path) = self.ldaps_key_file.as_ref() {
-            config.ldaps_options.key_file = path.clone();
+            config.ldaps_options.key_file.clone_from(path);
         }
     }
 }
@@ -470,13 +470,13 @@ impl ConfigOverrider for SmtpOpts {
             config.smtp_options.reply_to = Some(reply_to.clone());
         }
         if let Some(server) = &self.smtp_server {
-            config.smtp_options.server = server.clone();
+            config.smtp_options.server.clone_from(server);
         }
         if let Some(port) = self.smtp_port {
             config.smtp_options.port = port;
         }
         if let Some(user) = &self.smtp_user {
-            config.smtp_options.user = user.clone();
+            config.smtp_options.user.clone_from(user);
         }
         if let Some(password) = &self.smtp_password {
             config.smtp_options.password = SecUtf8::from(password.clone());
diff --git a/server/src/infra/database_string.rs b/server/src/infra/database_string.rs
index 6517272..5278e79 100644
--- a/server/src/infra/database_string.rs
+++ b/server/src/infra/database_string.rs
@@ -29,9 +29,9 @@ impl std::fmt::Debug for DatabaseUrl {
     }
 }
 
-impl ToString for DatabaseUrl {
-    fn to_string(&self) -> String {
-        self.0.to_string()
+impl std::fmt::Display for DatabaseUrl {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.write_fmt(format_args!("{}", self.0))
     }
 }
 
diff --git a/server/src/infra/ldap_handler.rs b/server/src/infra/ldap_handler.rs
index f21d12b..510a33f 100644
--- a/server/src/infra/ldap_handler.rs
+++ b/server/src/infra/ldap_handler.rs
@@ -31,9 +31,6 @@ use ldap3_proto::proto::{
 use std::collections::HashMap;
 use tracing::{debug, instrument, warn};
 
-#[derive(Debug, PartialEq, Eq, Clone)]
-struct LdapDn(String);
-
 #[derive(Debug)]
 enum SearchScope {
     Global,