diff --git a/src/error.rs b/src/error.rs
index adb01a8..b743ad9 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -1,6 +1,6 @@
-use actix_web::{error, HttpRequest};
+
 use actix_web::error::{JsonPayloadError, PayloadError};
-use actix_web::web::JsonConfig;
+
 use serde::{Deserialize, Serialize};
 
 #[derive(Serialize, Deserialize)]
diff --git a/src/main.rs b/src/main.rs
index 72086cd..c53bec7 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,6 +1,6 @@
-use actix_web::{App, HttpResponse, HttpServer, web, get, post, Responder, HttpRequest};
+use actix_web::{App, HttpResponse, HttpServer, post};
 use actix_web::web::{Data, Json, JsonConfig};
-use diesel::{Connection, PgConnection};
+use diesel::{PgConnection};
 use diesel::r2d2::ConnectionManager;
 use diesel_migrations::{embed_migrations, EmbeddedMigrations, MigrationHarness};
 use log::{error, info, Level};
@@ -48,8 +48,8 @@ async fn main() -> std::io::Result<()> {
 
     info!("Connecting to database...");
 
-    let mut manager = ConnectionManager::new(&CONFIG.db_uri);
-    let mut pool: PgPool = match Pool::builder().build(manager) {
+    let manager = ConnectionManager::new(&CONFIG.db_uri);
+    let pool: PgPool = match Pool::builder().build(manager) {
         Ok(c) => c,
         Err(e) => {
             error!("Error connecting to database: {}", e);
@@ -80,7 +80,7 @@ async fn main() -> std::io::Result<()> {
     HttpServer::new(move || {
         App::new()
             .app_data(data.clone())
-            .app_data(JsonConfig::default().error_handler(|err, req| {
+            .app_data(JsonConfig::default().error_handler(|err, _req| {
                 let err2: APIError = (&err).into();
                 actix_web::error::InternalError::from_response(
                     err,