diff --git a/ui/src/ui/controllers/cron.test.ts b/ui/src/ui/controllers/cron.test.ts
index aef1a219032..e03cda1e871 100644
--- a/ui/src/ui/controllers/cron.test.ts
+++ b/ui/src/ui/controllers/cron.test.ts
@@ -20,7 +20,7 @@ function createState(overrides: Partial<CronState> = {}): CronState {
 
 describe("cron controller", () => {
   it("forwards notify in cron.add payload", async () => {
-    const request = vi.fn(async (method: string) => {
+    const request = vi.fn(async (method: string, _payload?: unknown) => {
       if (method === "cron.add") {
         return { id: "job-1" };
       }