$changeStream is not allowed in this atlas tier

Hi,
after changing from m0 to serverless appears this error:
Any idea?

events.js:292
      throw er; // Unhandled 'error' event
      ^

MongoServerError: $changeStream is not allowed in this atlas tier
    at MessageStream.messageHandler (C:\Users\Asus\Desktop\ek\node_modules\mongodb\lib\cmap\connection.js:467:30)
    at MessageStream.emit (events.js:315:20)
    at processIncomingData (C:\Users\Asus\Desktop\ek\node_modules\mongodb\lib\cmap\message_stream.js:108:16)
    at MessageStream._write (C:\Users\Asus\Desktop\ek\node_modules\mongodb\lib\cmap\message_stream.js:28:9)
    at writeOrBuffer (internal/streams/writable.js:358:12)
    at MessageStream.Writable.write (internal/streams/writable.js:303:10)
    at TLSSocket.ondata (internal/streams/readable.js:719:22)
    at TLSSocket.emit (events.js:315:20)
    at addChunk (internal/streams/readable.js:309:12)
    at readableAddChunk (internal/streams/readable.js:284:9)
    at TLSSocket.Readable.push (internal/streams/readable.js:223:10)
    at TLSWrap.onStreamRead (internal/stream_base_commons.js:188:23)
Emitted 'error' event on ChangeStream instance at:
    at closeWithError (C:\Users\Asus\Desktop\ek\node_modules\mongodb\lib\change_stream.js:355:22)
    at processError (C:\Users\Asus\Desktop\ek\node_modules\mongodb\lib\change_stream.js:448:12)
    at Readable.<anonymous> (C:\Users\Asus\Desktop\ek\node_modules\mongodb\lib\change_stream.js:364:33)
    at Readable.emit (events.js:315:20)
    at emitErrorNT (internal/streams/destroy.js:106:8)
    at emitErrorCloseNT (internal/streams/destroy.js:74:3)
    at processTicksAndRejections (internal/process/task_queues.js:80:21) {
  ok: 0,
  code: 8000,
  codeName: 'AtlasError'
}

My package.json:

"devDependencies": {
    "@babel/core": "^7.15.0",
    "@babel/plugin-proposal-class-properties": "^7.14.5",
    "@babel/preset-env": "^7.15.0",
    "babel-loader": "^8.2.2",
    "babel-preset-es2015": "^6.24.1",
    "css-loader": "^6.2.0",
    "csv-loader": "^3.0.3",
    "file-loader": "^6.2.0",
    "html-loader": "^2.1.2",
    "html-webpack-plugin": "^5.3.2",
    "mini-css-extract-plugin": "^2.2.0",
    "style-loader": "^3.2.1",
    "uglifyjs-webpack-plugin": "^2.2.0",
    "webpack": "^5.49.0",
    "webpack-cli": "^4.7.2",
    "webpack-dev-middleware": "^5.0.0",
    "webpack-dev-server": "^3.11.2",
    "webpack-hot-middleware": "^2.25.0",
    "xml-loader": "^1.2.1"
  },
  "dependencies": {
    "@aws-sdk/client-s3": "^3.42.0",
    "@aws-sdk/credential-provider-node": "^3.41.0",
    "@aws-sdk/node-http-handler": "^3.40.0",
    "@babel/polyfill": "^7.12.1",
    "@georgedoescode/spline": "^1.0.1",
    "bcryptjs": "^2.4.3",
    "cookie-parser": "^1.4.5",
    "core-js": "^2.6.12",
    "cors": "^2.8.5",
    "dotenv": "^8.2.0",
    "exceljs": "^4.3.0",
    "express": "^4.17.1",
    "formidable": "^2.0.1",
    "hbs": "^4.1.2",
    "joi": "^17.3.0",
    "jsonwebtoken": "^8.5.1",
    "mongodb": "^4.2.2",
    "mongoose": "^6.0.0-rc1",
    "nodemailer": "^6.6.3",
    "simplex-noise": "^3.0.0",
    "treemap-squarify": "^1.0.1",
    "uuid": "^8.3.2"
  }

The upgrade of mongoose was necessary because there was a bug in their end and fixed it in the rc1

Thanks,
km

Well,
accordingly to the documentation, serverless instances don’t support change streams.