diff --git a/package-lock.json b/package-lock.json
index 4ae8bd9ebc..66e5cc6058 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,10 +15,7 @@
         "alex": "^11.0.0",
         "caseless": "^0.12.0",
         "eslint": "^8.27.0",
-        "form-data-encoder": "^2.1.0",
-        "formdata-node": "^5.0.0",
         "har-validator": "^5.1.5",
-        "isomorphic-fetch": "^3.0.0",
         "lerna": "^8.1.3",
         "prettier": "^3.0.2",
         "vitest": "^0.34.2"
@@ -10138,19 +10135,6 @@
         "node": ">=0.4.x"
       }
     },
-    "node_modules/formdata-node": {
-      "version": "5.0.1",
-      "resolved": "https://registry.npmjs.org/formdata-node/-/formdata-node-5.0.1.tgz",
-      "integrity": "sha512-8xnIjMYGKPj+rY2BTbAmpqVpi8der/2FT4d9f7J32FlsCpO5EzZPq3C/N56zdv8KweHzVF6TGijsS1JT6r1H2g==",
-      "dev": true,
-      "dependencies": {
-        "node-domexception": "1.0.0",
-        "web-streams-polyfill": "4.0.0-beta.3"
-      },
-      "engines": {
-        "node": ">= 14.17"
-      }
-    },
     "node_modules/formidable": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/formidable/-/formidable-2.1.1.tgz",
diff --git a/package.json b/package.json
index 4d555d0fe0..a94b530c8e 100644
--- a/package.json
+++ b/package.json
@@ -31,10 +31,7 @@
     "alex": "^11.0.0",
     "caseless": "^0.12.0",
     "eslint": "^8.27.0",
-    "form-data-encoder": "^2.1.0",
-    "formdata-node": "^5.0.0",
     "har-validator": "^5.1.5",
-    "isomorphic-fetch": "^3.0.0",
     "lerna": "^8.1.3",
     "prettier": "^3.0.2",
     "vitest": "^0.34.2"
diff --git a/test/integration-metrics.test.js b/test/integration-metrics.test.js
index 9d45ade615..9da4a661f5 100644
--- a/test/integration-metrics.test.js
+++ b/test/integration-metrics.test.js
@@ -3,12 +3,8 @@ import { once } from 'node:events';
 import fs from 'node:fs/promises';
 import http from 'node:http';
 import net from 'node:net';
-import { Readable } from 'node:stream';
 
 import chai from 'chai';
-import { FormDataEncoder } from 'form-data-encoder';
-import { File, FormData } from 'formdata-node';
-import 'isomorphic-fetch';
 import { describe, beforeAll, beforeEach, afterAll, expect, it, expectTypeOf } from 'vitest';
 
 import chaiPlugins from './helpers/chai-plugins.js';
@@ -462,12 +458,9 @@ describe('Metrics SDK Integration Tests', function () {
     formData.append('another', 'Hello world');
     formData.append('buster', [1234, 5678]);
 
-    const encoder = new FormDataEncoder(formData);
-
     await fetch(`http://localhost:${PORT}/`, {
       method: 'post',
-      headers: encoder.headers,
-      body: Readable.from(encoder),
+      body: formData,
     });
 
     const [, body] = await getRequest();
@@ -505,12 +498,9 @@ describe('Metrics SDK Integration Tests', function () {
       formData.append('buster', [1234, 5678]);
       formData.append('owlbert.png', new File([owlbert], 'owlbert.png', { type: 'image/png' }), 'owlbert.png');
 
-      const encoder = new FormDataEncoder(formData);
-
       await fetch(`http://localhost:${PORT}/`, {
         method: 'post',
-        headers: encoder.headers,
-        body: Readable.from(encoder),
+        body: formData,
       });
 
       const [, body] = await getRequest();