diff --git a/docs/guide/workflow.md b/docs/guide/workflow.md
index 7ef6140bc..7c55527c8 100644
--- a/docs/guide/workflow.md
+++ b/docs/guide/workflow.md
@@ -112,7 +112,7 @@ An agent-specific entry wins over `default`. `claude`, `codex`, and `opencode` a
 teamai workflow start build --driver local
 ```
 
-`--driver local` runs one step at a time in the current directory. Each attempt uses `result.json` under the scope's TeamAI data directory, outside the checkout. Prompt steps are read-only: if a tool changes the repository, the step fails and leaves those files in place for inspection. The driver calls the same `next` and `report` operations shown below:
+`--driver local` runs one step at a time in the current directory. Each attempt uses `result.json` under the scope's TeamAI data directory, outside the checkout. Prompt steps are read-only: if a tool changes the repository, the step fails and leaves those files in place for inspection. This includes changes to files inside an existing untracked directory; leaving that directory unchanged does not fail the step. The driver calls the same `next` and `report` operations shown below:
 
 ```text
 teamai workflow start build
diff --git a/docs/guide/zh-CN/workflow.md b/docs/guide/zh-CN/workflow.md
index f20ef171f..a90e401e9 100644
--- a/docs/guide/zh-CN/workflow.md
+++ b/docs/guide/zh-CN/workflow.md
@@ -112,7 +112,7 @@ workflows:
 teamai workflow start build --driver local
 ```
 
-`--driver local` 在当前目录里一次运行一个步骤。每次 attempt 的 `result.json` 位于当前 scope 的 TeamAI 数据目录中，不在产品检出目录内。提示词步骤只读；如果工具修改了仓库，步骤会失败，同时保留文件供检查。驱动调用的 `next` 和 `report` 与下面相同：
+`--driver local` 在当前目录里一次运行一个步骤。每次 attempt 的 `result.json` 位于当前 scope 的 TeamAI 数据目录中，不在产品检出目录内。提示词步骤只读；如果工具修改了仓库，步骤会失败，同时保留文件供检查。这也包括已有未跟踪目录内的文件变化；该目录保持不变时，步骤不会因此失败。驱动调用的 `next` 和 `report` 与下面相同：
 
 ```text
 teamai workflow start build
diff --git a/src/__tests__/workflow-local-driver.test.ts b/src/__tests__/workflow-local-driver.test.ts
index 2f03301e5..4cd07d824 100644
--- a/src/__tests__/workflow-local-driver.test.ts
+++ b/src/__tests__/workflow-local-driver.test.ts
@@ -234,6 +234,44 @@ Do not use this copy.
     });
   });
 
+  it.each(['edit', 'add', 'remove'] as const)('detects a file change (%s) inside an existing untracked directory', async (change) => {
+    const { config, workspace, runId } = await fixture();
+    const directory = path.join(workspace, 'notes');
+    fs.mkdirSync(directory);
+    const existing = path.join(directory, 'draft.txt');
+    fs.writeFileSync(existing, 'before\n');
+    fs.writeFileSync(path.join(directory, 'keep.txt'), 'unchanged\n');
+    const changed = change === 'add' ? path.join(directory, 'new.txt') : existing;
+    const adapter: LocalToolAdapter = {
+      run: vi.fn(async () => {
+        if (change === 'remove') fs.rmSync(changed);
+        else fs.writeFileSync(changed, 'after\n');
+        return { exitCode: 0, output: { ok: true } };
+      }),
+    };
+
+    const done = await runLocalDriver(config, runId, workspace, { adapter, toolPaths });
+
+    expect(done).toMatchObject({ data: { done: { outcome: 'failed' } } });
+    expect(await readRun(config, runId)).toMatchObject({
+      steps: [{ status: 'failed', failure: { code: 'read_only_dirty', message: expect.stringContaining(`notes/${path.basename(changed)}`) } }],
+    });
+    if (change === 'remove') expect(fs.existsSync(changed)).toBe(false);
+    else expect(fs.readFileSync(changed, 'utf8')).toBe('after\n');
+  });
+
+  it('allows an unchanged untracked directory', async () => {
+    const { config, workspace, runId } = await fixture();
+    fs.mkdirSync(path.join(workspace, 'notes'));
+    fs.writeFileSync(path.join(workspace, 'notes', 'draft.txt'), 'before\n');
+    const adapter: LocalToolAdapter = {
+      run: vi.fn(async () => ({ exitCode: 0, output: { ok: true } })),
+    };
+
+    expect(await runLocalDriver(config, runId, workspace, { adapter, toolPaths }))
+      .toMatchObject({ data: { done: { outcome: 'succeeded' } } });
+  });
+
   it('detects when a tool removes a path that was dirty before the step', async () => {
     const { config, workspace, runId } = await fixture();
     const dirty = path.join(workspace, 'dirty-before.txt');
diff --git a/src/workflow/local-driver.ts b/src/workflow/local-driver.ts
index 3c6995b6f..35946f6d1 100644
--- a/src/workflow/local-driver.ts
+++ b/src/workflow/local-driver.ts
@@ -117,7 +117,7 @@ interface WorktreeSnapshot {
 
 function gitStatus(workspace: string): Promise<{ ok: boolean; text: string }> {
   return new Promise((resolve) => {
-    execFile('git', ['status', '--porcelain'], { cwd: workspace, env: process.env }, (error, stdout, stderr) => {
+    execFile('git', ['status', '--porcelain', '--untracked-files=all'], { cwd: workspace, env: process.env }, (error, stdout, stderr) => {
       resolve(error ? { ok: false, text: stderr.trim() } : { ok: true, text: stdout });
     });
   });