diff --git a/src/main/index.ts b/src/main/index.ts
index 8e109e0d3..7bb8487d4 100644
--- a/src/main/index.ts
+++ b/src/main/index.ts
@@ -3320,7 +3320,7 @@ async function bootstrap(): Promise<void> {
 
     const result = await dialog.showOpenDialog(mainWindow, {
       title: harnessLocale() === 'zh' ? '选择工作区目录' : 'Select Workspace Directory',
-      properties: ['openDirectory']
+      properties: ['openDirectory', 'createDirectory']
     })
     return result.canceled ? null : result.filePaths[0] ?? null
   })
diff --git a/test/directory-picker.test.ts b/test/directory-picker.test.ts
index e024611c8..f37aaa89a 100644
--- a/test/directory-picker.test.ts
+++ b/test/directory-picker.test.ts
@@ -54,4 +54,12 @@ describe('desktop Electron directory picker', () => {
     expect(controller).toContain('static inject = ["directoryPicker"]')
     expect(controller).toContain('"directoryPickerController"')
   })
+
+  it('lets the workspace directory dialog create a folder on macOS', async () => {
+    const main = await readFile('src/main/index.ts', 'utf8')
+    const handlerStart = main.indexOf("ipcMain.handle('directory-picker:open'")
+    const handler = main.slice(handlerStart, main.indexOf('ipcMain.handle(', handlerStart + 1))
+
+    expect(handler).toContain("properties: ['openDirectory', 'createDirectory']")
+  })
 })
diff --git a/test/signed-test-build.test.ts b/test/signed-test-build.test.ts
index 6578e2395..654f894f6 100644
--- a/test/signed-test-build.test.ts
+++ b/test/signed-test-build.test.ts
@@ -58,7 +58,7 @@ with tempfile.TemporaryDirectory() as work:
         assert [e[0] for e in events] == ['upload', 'verify', 'notify']
         assert events[0][1] == 'test/1.0.0-test.1/42/dsh-desktop-windows-x64-setup.exe'
         assert events[2][1] == {'test_build': True}
-        assert 'Windows x64' in (directory / 'summary').read_text()
+        assert 'Windows x64' in (directory / 'summary').read_text(encoding='utf-8')
         notify.reset_mock()
         api.upload_file.side_effect = RuntimeError('upload failed')
         try: