diff --git a/packages/core/acme-client/src/auto.test.ts b/packages/core/acme-client/src/auto.test.ts
new file mode 100644
index 000000000..020839399
--- /dev/null
+++ b/packages/core/acme-client/src/auto.test.ts
@@ -0,0 +1,69 @@
+import assert from "node:assert/strict";
+import auto from "./auto.js";
+import { createCsr, createPrivateRsaKey } from "./crypto/index.js";
+
+declare const describe: any;
+declare const it: any;
+
+describe("auto challenge status polling", () => {
+    it("polls the authorization URL after completing a challenge", async () => {
+        const [, csr] = await createCsr({ commonName: "example.com" }, await createPrivateRsaKey());
+        const challenge = {
+            type: "dns-01",
+            url: "https://ca.example/chall/1",
+            token: "token",
+        };
+        const authz = {
+            status: "pending",
+            identifier: { type: "dns", value: "example.com" },
+            url: "https://ca.example/authz/1",
+            challenges: [challenge],
+        };
+        const order = {
+            status: "pending",
+            url: "https://ca.example/order/1",
+            finalize: "https://ca.example/order/1/finalize",
+            authorizations: [authz.url],
+        };
+        const polledUrls: string[] = [];
+        const originalSetTimeout = globalThis.setTimeout;
+
+        (globalThis as any).setTimeout = (fn: (...args: any[]) => void) => originalSetTimeout(fn, 0);
+
+        try {
+            const certificate = await auto(
+                {
+                    logger: { info: () => {} },
+                    sslProvider: "litessl",
+                    getAccountUrl: () => "https://ca.example/acct/1",
+                    createOrder: async () => order,
+                    getAuthorizations: async () => [authz],
+                    getChallengeKeyAuthorization: async () => "key-authorization",
+                    verifyChallenge: async () => {},
+                    completeChallenge: async () => ({ ...challenge, status: "processing" }),
+                    waitForValidStatus: async (item: { url: string }) => {
+                        polledUrls.push(item.url);
+                        return { ...item, status: "valid" };
+                    },
+                    finalizeOrder: async () => ({ ...order, status: "valid", certificate: "https://ca.example/cert/1" }),
+                    getCertificate: async () => "CERTIFICATE",
+                } as any,
+                {
+                    csr,
+                    termsOfServiceAgreed: true,
+                    waitDnsDiffuseTime: 0,
+                    challengeCreateFn: async (_authz: any, keyAuthorizationGetter: (challenge: any) => Promise<string>) => ({
+                        challenge,
+                        keyAuthorization: await keyAuthorizationGetter(challenge),
+                    }),
+                    challengeRemoveFn: async () => {},
+                }
+            );
+
+            assert.equal(certificate, "CERTIFICATE");
+            assert.deepEqual(polledUrls, [authz.url]);
+        } finally {
+            (globalThis as any).setTimeout = originalSetTimeout;
+        }
+    });
+});
diff --git a/packages/core/acme-client/src/auto.ts b/packages/core/acme-client/src/auto.ts
index a3df0d11a..53e1bf9fd 100644
--- a/packages/core/acme-client/src/auto.ts
+++ b/packages/core/acme-client/src/auto.ts
@@ -172,7 +172,7 @@ export default async (client, userOpts) => {
                 }
                 challengeCompleted = true;
                 log(`[auto] [${d}] 等待返回valid状态`);
-                await client.waitForValidStatus(challenge,d);
+                await client.waitForValidStatus(authz,d);
             });