diff --git a/frontend/src/components/Logout.jsx b/frontend/src/components/Logout.jsx
index 424a85a..2a23bbe 100644
--- a/frontend/src/components/Logout.jsx
+++ b/frontend/src/components/Logout.jsx
@@ -41,7 +41,7 @@ const Logout = () => {
             <Modal opened={isOpen} onClose={close} title={<Title order={3}>Logout</Title>} centered>
                 <Text>Are you sure you want to logout?</Text>
                 <Flex gap={'sm'} my="20px">
-                    <form onClick={logoutHandler}>
+                    <form onSubmit={logoutHandler}>
                         <Button loading={isLoading} type="submit" color='red' px='xl'>Logout</Button>
                     </form>
                     <Button disabled={isLoading} color='gray'>Cancel</Button>
diff --git a/frontend/src/components/MainLoader.jsx b/frontend/src/components/MainLoader.jsx
index 90608ba..51570f0 100644
--- a/frontend/src/components/MainLoader.jsx
+++ b/frontend/src/components/MainLoader.jsx
@@ -11,7 +11,7 @@ const MainLoader = ({ errorMessage }) => {
         <>
             {
                 createPortal(<div style={{ position: 'absolute', backgroundColor: '#272321', width: '100vw', height: '100vh', top: 0, left: 0, display: 'flex', flexDirection: 'column', placeItems: 'center', zIndex: 1000 }}>
-                    <img draggable='false' src={loaderImage} style={{ width: '300px', height: '300px', marginTop: '180px', display: 'block' }} />
+                    <img draggable='false' alt='chessboard' src={loaderImage} style={{ width: '300px', height: '300px', marginTop: '180px', display: 'block' }} />
                     {
                         errorMessage
                             ?
diff --git a/frontend/src/components/NavbarLinks.jsx b/frontend/src/components/NavbarLinks.jsx
index d2825c6..fabb7ca 100644
--- a/frontend/src/components/NavbarLinks.jsx
+++ b/frontend/src/components/NavbarLinks.jsx
@@ -48,7 +48,7 @@ const NavbarLink = ({ label, icon, to, index, active, setActive }) => {
 
 NavbarLink.propTypes = {
     label: PropTypes.string,
-    icon: PropTypes.func,
+    icon: PropTypes.object,
     to: PropTypes.string,
     index: PropTypes.number,
     active: PropTypes.number,
@@ -59,7 +59,6 @@ const linksList = [
     { label: 'Home', icon: <HomeIcon />, to: "/home" },
     { label: 'Play Chess', icon: <PlayIcon />, to: "/play" },
     { label: 'Settings', icon: <GearIcon />, to: "/settings" },
-
 ]
 
 export default NavbarLinks
\ No newline at end of file
diff --git a/frontend/src/context/chess-game-context.jsx b/frontend/src/context/chess-game-context.jsx
index f559927..3df4393 100644
--- a/frontend/src/context/chess-game-context.jsx
+++ b/frontend/src/context/chess-game-context.jsx
@@ -1,5 +1,7 @@
 import React, { createContext, useReducer, useRef, useState } from 'react'
 
+import PropTypes from 'prop-types';
+
 import { socket } from '../socket';
 import { ChessModified, chessInit } from '../utils/chess';
 
@@ -237,4 +239,8 @@ const ChessGameContextProvider = ({ children }) => {
     )
 }
 
+ChessGameContextProvider.propTypes = {
+    children: PropTypes.object
+}
+
 export default ChessGameContextProvider
\ No newline at end of file
diff --git a/frontend/src/context/user-data-context.jsx b/frontend/src/context/user-data-context.jsx
index fa0db57..f9890b9 100644
--- a/frontend/src/context/user-data-context.jsx
+++ b/frontend/src/context/user-data-context.jsx
@@ -1,5 +1,7 @@
 import React, { createContext, useEffect, useState } from 'react'
 
+import PropTypes from 'prop-types';
+
 export const UserDataContext = createContext();
 
 const UserDataContextProvider = ({ children }) => {
@@ -39,5 +41,9 @@ const UserDataContextProvider = ({ children }) => {
     )
 }
 
+UserDataContextProvider.propTypes = {
+    children: PropTypes.object
+}
+
 
 export default UserDataContextProvider
\ No newline at end of file
diff --git a/frontend/src/hooks/useQuery.jsx b/frontend/src/hooks/useQuery.jsx
index 21d35c7..8c7dc36 100644
--- a/frontend/src/hooks/useQuery.jsx
+++ b/frontend/src/hooks/useQuery.jsx
@@ -1,7 +1,5 @@
-import React from 'react'
-
 const useQuery = () => {
-    
+
 }
 
 export default useQuery
\ No newline at end of file
diff --git a/frontend/src/layout/MainLayout.jsx b/frontend/src/layout/MainLayout.jsx
index 9a0a379..f5fb226 100644
--- a/frontend/src/layout/MainLayout.jsx
+++ b/frontend/src/layout/MainLayout.jsx
@@ -8,7 +8,7 @@ import MainLoader from '../components/MainLoader';
 import NavbarLinks from '../components/NavbarLinks';
 import Logout from '../components/Logout';
 
-const useStyles = createStyles((theme) => ({
+const useStyles = createStyles(() => ({
     body: {
         width: '100%',
         height: '100%'