diff --git a/packages/playground/remote/src/test/setup-fetch-network-transport.spec.ts b/packages/playground/remote/src/test/setup-fetch-network-transport.spec.ts
index 8e1bdab10a..47a233ea7e 100644
--- a/packages/playground/remote/src/test/setup-fetch-network-transport.spec.ts
+++ b/packages/playground/remote/src/test/setup-fetch-network-transport.spec.ts
@@ -26,7 +26,8 @@ describe('handleRequest', () => {
 		);
 	});
 	it('Should preserve the Content-Type header when POSTing', async () => {
-		const fetchMock = vitest.fn(async () => {
+		// eslint-disable-next-line @typescript-eslint/no-unused-vars
+		const fetchMock = vitest.fn(async (u: string, o: RequestInit) => {
 			return {
 				status: 200,
 				statusText: 'OK',