diff --git a/.changeset/kind-zoos-call.md b/.changeset/kind-zoos-call.md
new file mode 100644
index 000000000..4dba7a033
--- /dev/null
+++ b/.changeset/kind-zoos-call.md
@@ -0,0 +1,5 @@
+---
+'@segment/analytics-next': patch
+---
+
+Do not expose jquery / zepto as ambient globals. Add dom.iterable lib to typescript.
diff --git a/packages/browser/qa/__tests__/destinations.test.ts b/packages/browser/qa/__tests__/destinations.test.ts
index 9d7dd35ad..2836152d1 100644
--- a/packages/browser/qa/__tests__/destinations.test.ts
+++ b/packages/browser/qa/__tests__/destinations.test.ts
@@ -14,11 +14,7 @@ let destinations = Object.keys(samples)
 if (process.env.DESTINATION) {
   destinations = [process.env.DESTINATION]
 }
-declare global {
-  interface URLSearchParams {
-    entries(): [string, string][]
-  }
-}
+
 
 jest.retryTimes(10)
 describe('Destination Tests', () => {
diff --git a/packages/browser/src/core/auto-track.ts b/packages/browser/src/core/auto-track.ts
index a045e5fd6..0a195f608 100644
--- a/packages/browser/src/core/auto-track.ts
+++ b/packages/browser/src/core/auto-track.ts
@@ -2,15 +2,6 @@ import { Analytics } from './analytics'
 import { EventProperties, Options } from './events'
 import { pTimeout } from './callback'
 
-declare global {
-  interface Window {
-    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    jQuery: any
-    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    Zepto: any
-  }
-}
-
 // Check if a user is opening the link in a new tab
 function userNewTab(event: Event): boolean {
   const typedEvent = event as Event & {
@@ -145,7 +136,8 @@ export function form(
 
     // Support the events happening through jQuery or Zepto instead of through
     // the normal DOM API, because `el.submit` doesn't bubble up events...
-    const $ = window.jQuery || window.Zepto
+
+    const $ = (window as any).jQuery || (window as any).Zepto
     if ($) {
       $(el).submit(handler)
     } else {
diff --git a/packages/browser/tsconfig.json b/packages/browser/tsconfig.json
index cde8c0ef7..14e0c3e37 100644
--- a/packages/browser/tsconfig.json
+++ b/packages/browser/tsconfig.json
@@ -7,7 +7,7 @@
     "importHelpers": true,
     "resolveJsonModule": true,
     "sourceMap": true,
-    "lib": ["es2020", "DOM"],
+    "lib": ["es2020", "DOM", "DOM.Iterable"],
     "baseUrl": "./src",
     "paths": {
       "@/*": ["./*"]