diff --git a/app.js b/app.js
index 8ca6af8..fb17a89 100644
--- a/app.js
+++ b/app.js
@@ -6,6 +6,9 @@ const express = require("express")
 const favicon = require("serve-favicon")
 const morgan = require("morgan")
 const dayjs = require("dayjs")
+const {v4: uuidv4} = require("uuid")
+
+const version = uuidv4()
 
 const driversPath = "./assets/drivers.json"
 const statsPath = "./assets/stats.json"
@@ -99,17 +102,18 @@ async function main() {
     axios.get("https://ergast.com/api/f1/1950/driverStandings.json?limit=1000").then(async () => {
         await updateDrivers()
         dotd()
+        server()
     }).catch(() => {
         console.log("API is unreachable! Not updating drivers...")
         if (fs.existsSync(driversPath)) {
             let data = fs.readFileSync(driversPath)
             drivers = JSON.parse(data)
             dotd()
+            server()
         } else {
             throw "Ergast API is unreachable and the drivers.json cache has not been built. Please try again when the Ergast API is online."
         }
     })
-    server()
 }
 
 async function updateDrivers() {
@@ -249,7 +253,8 @@ function server() {
             "permanentNumber": response[2],
             "age": response[3],
             "firstYear": response[4],
-            "wins": response[5]
+            "wins": response[5],
+            "version": version
         })
         stats.guesses++
     })
diff --git a/assets/js/main.js b/assets/js/main.js
index 9c1a435..f55a150 100644
--- a/assets/js/main.js
+++ b/assets/js/main.js
@@ -197,6 +197,16 @@ async function submit(guess, real) {
         }
         let answer = await fetch(`${window.location.href}driver?driver=${obj.firstName + " " + obj.lastName}`)
         let json = await answer.json()
+        if (localStorage.version) {
+            if (localStorage.version !== json.version) {
+                localStorage.removeItem("guesses")
+                localStorage.removeItem("version")
+                location.reload()
+            }
+        }
+        else {
+            localStorage.version = json.version
+        }
         let won = true
         Object.values(json).forEach(async (answer, index) => {
             if (answer !== 1) won = false
@@ -466,6 +476,7 @@ document.addEventListener('DOMContentLoaded', () => {
                 let expire = new Date(JSON.parse(localStorage.guesses)[0])
                 if (expire <= d) {
                     localStorage.removeItem("guesses")
+                    localStorage.removeItem("version")
                 }
                 JSON.parse(localStorage.guesses).forEach(async (guess, index) => {
                     if (index > 0) await submit(guess, false)
diff --git a/package-lock.json b/package-lock.json
index 8426213..8e94823 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,6 +17,7 @@
         "morgan": "^1.10.0",
         "node-schedule": "^2.1.0",
         "serve-favicon": "^2.5.0",
+        "uuid": "^9.0.0",
         "xml-js": "^1.6.11"
       }
     },
@@ -992,6 +993,14 @@
         "node": ">= 0.4.0"
       }
     },
+    "node_modules/uuid": {
+      "version": "9.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-9.0.0.tgz",
+      "integrity": "sha512-MXcSTerfPa4uqyzStbRoTgt5XIe3x5+42+q1sDuy3R5MDk66URdLMOZe5aPX/SQd+kuYAh0FdP/pO28IkQyTeg==",
+      "bin": {
+        "uuid": "dist/bin/uuid"
+      }
+    },
     "node_modules/vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
@@ -1740,6 +1749,11 @@
       "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
       "integrity": "sha512-pMZTvIkT1d+TFGvDOqodOclx0QWkkgi6Tdoa8gC8ffGAAqz9pzPTZWAybbsHHoED/ztMtkv/VoYTYyShUn81hA=="
     },
+    "uuid": {
+      "version": "9.0.0",
+      "resolved": "https://registry.npmjs.org/uuid/-/uuid-9.0.0.tgz",
+      "integrity": "sha512-MXcSTerfPa4uqyzStbRoTgt5XIe3x5+42+q1sDuy3R5MDk66URdLMOZe5aPX/SQd+kuYAh0FdP/pO28IkQyTeg=="
+    },
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
diff --git a/package.json b/package.json
index a2c6dd8..0ff9802 100644
--- a/package.json
+++ b/package.json
@@ -17,6 +17,7 @@
     "morgan": "^1.10.0",
     "node-schedule": "^2.1.0",
     "serve-favicon": "^2.5.0",
+    "uuid": "^9.0.0",
     "xml-js": "^1.6.11"
   }
 }