diff --git a/extensions/typescript-language-features/src/utils/cancellation.ts b/extensions/typescript-language-features/src/utils/cancellation.ts
index 10933baa9393dc421079db62e940de827ef9f8fc..72672663ad2757e34943f42e540e9027edbab1fd 100644
--- a/extensions/typescript-language-features/src/utils/cancellation.ts
+++ b/extensions/typescript-language-features/src/utils/cancellation.ts
@@ -5,6 +5,9 @@
 
 import * as vscode from 'vscode';
 
-const nulTokenSource = new vscode.CancellationTokenSource();
+const noopDisposable = vscode.Disposable.from();
 
-export const nulToken = nulTokenSource.token;
\ No newline at end of file
+export const nulToken: vscode.CancellationToken = {
+	isCancellationRequested: false,
+	onCancellationRequested: () => noopDisposable
+};