diff --git a/src/cli/daemon-cli/install.integration.test.ts b/src/cli/daemon-cli/install.integration.test.ts
index dc7a35859a8..4d480639669 100644
--- a/src/cli/daemon-cli/install.integration.test.ts
+++ b/src/cli/daemon-cli/install.integration.test.ts
@@ -158,7 +158,7 @@ describe("runDaemonInstall integration", () => {
     const persistedToken = gateway.auth?.token;
     expect(persistedToken).toEqual(expect.stringMatching(/^[0-9a-f]{48}$/));
 
-    const installEnv = serviceMock.install.mock.calls[0]?.[0]?.environment;
+    const installEnv = serviceMock.install.mock.calls.at(0)?.[0]?.environment;
     expect(installEnv?.OPENCLAW_GATEWAY_TOKEN).toBeUndefined();
   });
 });