diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 0000000..3c03207
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+18
diff --git a/client/package.json b/client/package.json
index 1657881..717201f 100644
--- a/client/package.json
+++ b/client/package.json
@@ -45,7 +45,6 @@
     "identity-obj-proxy": "3.0.0",
     "material-ui-confirm": "2.0.4",
     "mini-css-extract-plugin": "0.8.0",
-    "node-sass": "^4.14.1",
     "optimize-css-assets-webpack-plugin": "5.0.3",
     "pnp-webpack-plugin": "1.5.0",
     "postcss-flexbugs-fixes": "4.1.0",
@@ -55,17 +54,17 @@
     "postcss-safe-parser": "4.0.1",
     "prop-types": "15.7.2",
     "qs": "^6.9.6",
-    "react": "^16.14.0",
+    "react": "^17.0.2",
     "react-app-polyfill": "^1.0.6",
     "react-cube-svg": "^0.1.3",
     "react-dev-utils": "^11.0.4",
-    "react-dom": "^16.14.0",
+    "react-dom": "^17.0.2",
     "react-ga": "2.7.0",
     "react-hot-loader": "^4.13.0",
     "react-markdown": "^4.3.1",
     "react-redux": "^7.2.2",
     "react-router-dom": "^5.2.0",
-    "react-test-renderer": "16.13.1",
+    "react-test-renderer": "^17.0.2",
     "react-twitch-embed": "^2.1.0",
     "react-virtualized": "^9.22.3",
     "redux": "^4.0.5",
@@ -74,15 +73,16 @@
     "reselect": "^4.0.0",
     "resolve": "1.12.2",
     "resolve-url-loader": "^3.1.2",
+    "sass": "^1.69.7",
     "sass-loader": "8.0.0",
-    "socket.io-client": "^3.1.3",
+    "socket.io-client": "^4.8.1",
     "stackmat-signal-processor": "^0.1.0",
     "style-loader": "1.0.0",
     "terser-webpack-plugin": "^4.2.3",
     "ts-pnp": "1.1.5",
     "uifx": "^2.0.7",
     "url-loader": "2.3.0",
-    "uuid": "7.0.3",
+    "uuid": "^8.3.2",
     "webpack": "4.41.2",
     "webpack-dev-server": "^3.11.2",
     "webpack-manifest-plugin": "2.2.0",
@@ -178,5 +178,9 @@
     "jest-environment-jsdom-fourteen": "^1.0.1",
     "jest-resolve": "^26.6.2",
     "jest-watch-typeahead": "^0.6.1"
+  },
+  "engines": {
+    "node": ">=18 <19",
+    "npm": ">=9"
   }
 }
diff --git a/package.json b/package.json
index ee4bd1c..bf8621f 100644
--- a/package.json
+++ b/package.json
@@ -8,5 +8,8 @@
       "pre-commit": "cd client/ && npm run lint && cd ../server/ && npm run lint && cd ../client/ && CI=true npm run test"
     }
   },
-  "dependencies": {}
+  "engines": {
+    "node": ">=18 <19",
+    "npm": ">=9"
+  }
 }
diff --git a/server/database.js b/server/database.js
index b88c969..15afdfb 100644
--- a/server/database.js
+++ b/server/database.js
@@ -5,10 +5,7 @@ const logger = require('./logger');
 module.exports.connect = async () => {
   logger.debug('[MONGODB] Attempting to connect to database.', { url: config.mongodb });
 
-  await mongoose.connect(config.mongodb, {
-    useNewUrlParser: true,
-    useUnifiedTopology: true,
-  }).then(() => {
+  await mongoose.connect(config.mongodb).then(() => {
     logger.debug('[MONGODB] Connected to database.', { url: config.mongodb });
   }).catch((err) => {
     logger.error('[MONGODB] Error when connecting to database', err);
diff --git a/server/middlewares/session.js b/server/middlewares/session.js
index 598f3f5..47e79b5 100644
--- a/server/middlewares/session.js
+++ b/server/middlewares/session.js
@@ -1,6 +1,6 @@
 const config = require('getconfig');
 const session = require('express-session');
-const MongoStore = require('connect-mongo')(session);
+const MongoStore = require('connect-mongo');
 
 module.exports = (mongoose) => session({
   secret: config.auth.secret,
@@ -12,7 +12,7 @@ module.exports = (mongoose) => session({
     secure: process.env.NODE_ENV === 'prod',
     sameSite: 'strict',
   },
-  store: new MongoStore({
-    mongooseConnection: mongoose.connection,
+  store: MongoStore.create({
+    client: mongoose.connection.getClient(),
   }),
 });
diff --git a/server/models/room.js b/server/models/room.js
index 7105bdc..90a63ad 100644
--- a/server/models/room.js
+++ b/server/models/room.js
@@ -2,7 +2,7 @@ const mongoose = require('mongoose');
 const moment = require('moment');
 const { Scrambow } = require('scrambow');
 const bcrypt = require('bcrypt');
-const uuidv4 = require('uuid/v4');
+const uuidv4 = require('uuid').v4;
 const { Events } = require('../../client/src/lib/events');
 
 // const lengths = {
diff --git a/server/package.json b/server/package.json
index 9202b1f..9e33beb 100644
--- a/server/package.json
+++ b/server/package.json
@@ -3,36 +3,37 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "bcrypt": "5.0.0",
-    "body-parser": "1.19.0",
-    "connect-mongo": "^3.2.0",
-    "cookie": "^0.4.0",
-    "cookie-parser": "^1.4.4",
+    "@socket.io/redis-adapter": "^8.3.0",
+    "bcrypt": "^6.0.0",
+    "body-parser": "^1.20.3",
+    "connect-mongo": "^4.6.0",
+    "cookie": "^0.7.2",
+    "cookie-parser": "^1.4.7",
     "cookie-session": "^1.3.3",
     "cors": "^2.8.5",
     "express": "4.17.1",
-    "express-session": "^1.17.0",
+    "express-session": "^1.18.2",
     "express-socket.io-session": "^1.3.5",
     "getconfig": "^4.5.0",
     "lodash": "^4.17.21",
-    "moment": "2.24.0",
-    "mongoose": "^5.8.3",
+    "moment": "^2.30.1",
+    "mongoose": "^6.13.8",
     "morgan": "^1.9.1",
-    "node-fetch": "^2.6.1",
-    "passport": "^0.4.1",
+    "node-fetch": "^2.7.0",
+    "passport": "^0.5.3",
     "passport-custom": "^1.1.1",
     "passport-local": "^1.0.0",
     "passport-oauth2": "^1.5.0",
     "passport-wca": "^1.0.3",
+    "redis": "^4.7.0",
     "rest-api-errors": "^1.2.1",
     "scrambow": "^1.8.1",
-    "semver": "6.3.0",
-    "socket.io": "^3.1.2",
+    "semver": "^7.7.2",
+    "socket.io": "^4.8.1",
     "socket.io-logger": "0.0.2",
-    "socket.io-redis": "^6.0.1",
-    "uuid": "^3.3.3",
-    "winston": "3.2.1",
-    "winston-daily-rotate-file": "4.4.2"
+    "uuid": "^8.3.2",
+    "winston": "^3.17.0",
+    "winston-daily-rotate-file": "^5.0.0"
   },
   "scripts": {
     "start:server": "nodemon index.js",
@@ -50,7 +51,7 @@
     "jest-resolve": "^26.6.2",
     "jest-watch-typeahead": "^0.6.1",
     "kill-port": "1.6.0",
-    "nodemon": "2.0.3"
+    "nodemon": "^3.1.10"
   },
   "husky": {
     "hooks": {
diff --git a/server/socket/index.js b/server/socket/index.js
index 9f2e2b2..560cb99 100644
--- a/server/socket/index.js
+++ b/server/socket/index.js
@@ -1,7 +1,8 @@
 const http = require('http');
 const config = require('getconfig');
 const socketIO = require('socket.io');
-const redis = require('socket.io-redis');
+const { createAdapter } = require('@socket.io/redis-adapter');
+const { createClient } = require('redis');
 const expressSocketSession = require('express-socket.io-session');
 const session = require('../middlewares/session');
 const { connect } = require('../database');
@@ -48,10 +49,14 @@ const init = async () => {
 
   const mongoose = await connect();
 
-  io.adapter(redis({
-    host: 'localhost',
-    port: 6379,
-  }));
+  const pubClient = createClient({ url: 'redis://localhost:6379' });
+  const subClient = pubClient.duplicate();
+
+  pubClient.on('error', logSocketError('redis pub client'));
+  subClient.on('error', logSocketError('redis sub client'));
+
+  await Promise.all([pubClient.connect(), subClient.connect()]);
+  io.adapter(createAdapter(pubClient, subClient));
 
   const middlewares = [
     expressSocketSession(session(mongoose), {
diff --git a/server/socket/lib/ChatMessage.js b/server/socket/lib/ChatMessage.js
index f0798f4..024588d 100644
--- a/server/socket/lib/ChatMessage.js
+++ b/server/socket/lib/ChatMessage.js
@@ -1,4 +1,4 @@
-const uuid = require('uuid/v4');
+const uuid = require('uuid').v4;
 
 class ChatMessage {
   constructor(message, userId) {