diff --git a/backend/src/handlers/auth.rs b/backend/src/handlers/auth.rs
index 738cd0c..c53dd5f 100644
--- a/backend/src/handlers/auth.rs
+++ b/backend/src/handlers/auth.rs
@@ -100,7 +100,7 @@ async fn gamma_callback(
     }
   };
 
-  if let Err(_) = session.insert("gamma_access_token", token) {
+  if session.insert("gamma_access_token", token).is_err() {
     error!("[Gamma auth] Could not set gamma_acess_token key in cookie");
     return HttpResponse::InternalServerError().finish();
   }
diff --git a/backend/src/repositories/user.rs b/backend/src/repositories/user.rs
index 05d7a00..d653bd7 100644
--- a/backend/src/repositories/user.rs
+++ b/backend/src/repositories/user.rs
@@ -42,8 +42,7 @@ impl UserRepository {
       .get_users()
       .await?
       .into_iter()
-      .filter(|user| user.cid.as_str() == cid)
-      .next()
+      .find(|user| user.cid.as_str() == cid)
       .ok_or(HubbitError::NotFound)?;
 
     let groups = self.gamma_client.get_groups_for_user(&user.id).await?;
diff --git a/backend/src/schema/device.rs b/backend/src/schema/device.rs
index 40d238d..10b2853 100644
--- a/backend/src/schema/device.rs
+++ b/backend/src/schema/device.rs
@@ -3,7 +3,7 @@ use log::error;
 use uuid::Uuid;
 
 use crate::{
-  models::{AuthorizedUser, GammaUser},
+  models::AuthorizedUser,
   repositories::{
     device::{CreateDevice, DeviceRepository, UpdateDevice},
     session::SessionRepository,
diff --git a/backend/src/schema/user.rs b/backend/src/schema/user.rs
index 1d233a8..3fa5b64 100644
--- a/backend/src/schema/user.rs
+++ b/backend/src/schema/user.rs
@@ -5,7 +5,7 @@ use serde::{Deserialize, Serialize};
 use uuid::Uuid;
 
 use crate::{
-  models::{AuthorizedUser, GammaGroupType, GammaUser, UserSession},
+  models::{AuthorizedUser, GammaGroupType, UserSession},
   repositories::{device::DeviceRepository, user_session::UserSessionRepository},
   services::{hour_stats::HourStatsService, user::UserService},
   utils::{MAX_DATETIME, MIN_DATETIME},
diff --git a/frontend/src/components/stats-table/StatsTable.tsx b/frontend/src/components/stats-table/StatsTable.tsx
index fd81d26..38e0c8c 100644
--- a/frontend/src/components/stats-table/StatsTable.tsx
+++ b/frontend/src/components/stats-table/StatsTable.tsx
@@ -10,8 +10,7 @@ import {
   StatsTableStatFragment,
 } from '../../__generated__/graphql';
 import { formatNick } from '../../util';
-
-import styles from './StatsTable.module.scss';
+import styles from "./StatsTable.module.scss";
 import Image from 'next/image';
 
 interface Props {
@@ -85,6 +84,8 @@ const StatsTable = ({ stats, me, hideChange = false, currentActive }: Props) =>
                       src={getChangeImageName(stat.currentPosition, stat.prevPosition)}
                       alt="position change icon"
                       className={styles.changeIcon}
+                      width={16}
+                      height={16}
                     />
                   </td>
                 )}