diff --git a/.changeset/nervous-cups-relax.md b/.changeset/nervous-cups-relax.md
new file mode 100644
index 00000000000..1b307f4a3b8
--- /dev/null
+++ b/.changeset/nervous-cups-relax.md
@@ -0,0 +1,6 @@
+---
+"@firebase/firestore": patch
+"@firebase/webchannel-wrapper": patch
+---
+
+Fix how we enable fetch streams.
diff --git a/packages/firestore/src/platform/browser/webchannel_connection.ts b/packages/firestore/src/platform/browser/webchannel_connection.ts
index 5082418cf69..05cd79ecf9e 100644
--- a/packages/firestore/src/platform/browser/webchannel_connection.ts
+++ b/packages/firestore/src/platform/browser/webchannel_connection.ts
@@ -22,7 +22,6 @@ import {
   WebChannel,
   WebChannelError,
   WebChannelOptions,
-  FetchXmlHttpFactory,
   XhrIo,
   getStatEventTarget,
   EventTarget,
@@ -209,7 +208,7 @@ export class WebChannelConnection extends RestConnection {
     }
 
     if (this.useFetchStreams) {
-      request.xmlHttpFactory = new FetchXmlHttpFactory({});
+      request.useFetchStreams = true;
     }
 
     this.modifyHeadersForRequest(
diff --git a/packages/webchannel-wrapper/src/index.d.ts b/packages/webchannel-wrapper/src/index.d.ts
index 007287a5d9e..776bb8e8634 100644
--- a/packages/webchannel-wrapper/src/index.d.ts
+++ b/packages/webchannel-wrapper/src/index.d.ts
@@ -108,6 +108,7 @@ export interface WebChannelOptions {
   internalChannelParams?: {
     forwardChannelRequestTimeoutMs?: number;
   };
+  useFetchStreams?: boolean;
   xmlHttpFactory?: unknown;
   requestRefreshThresholds?: { [key: string]: number };
 }