diff --git a/server/src/__tests__/chat-channels.integration.test.ts b/server/src/__tests__/chat-channels.integration.test.ts
index ba2a3195557..8ec29426e3b 100644
--- a/server/src/__tests__/chat-channels.integration.test.ts
+++ b/server/src/__tests__/chat-channels.integration.test.ts
@@ -36853,7 +36853,10 @@ describeEmbeddedPostgres("chat channel control-plane integration", () => {
       await expect.poll(async () => db.select({ status: chatActions.status }).from(chatActions)
         .where(and(eq(chatActions.endpointId, lane.endpoint.id), eq(chatActions.kind, "slack_session_sync"))),
         { timeout: 10_000 }).toEqual([{ status: "processed" }]);
-      await vi.waitFor(() => expect(coordinator.nextWakeAt()).toBeNull(), { timeout: 10_000 });
+      await vi.waitFor(() => {
+        expect(coordinator.nextWakeAt()).toBeNull();
+        expect(idleWorkSnapshot().active).toBe(0);
+      }, { timeout: 10_000 });
       const scans = vi.spyOn(db, "select");
       try {
         await new Promise(resolve => setTimeout(resolve, 1200));