diff --git a/test/formTypes/subform.test.js b/test/formTypes/subform.test.js
index 61ae402..29ab92a 100644
--- a/test/formTypes/subform.test.js
+++ b/test/formTypes/subform.test.js
@@ -103,6 +103,26 @@ describe('Field: subform', () => {
     const setDefaultEl = new DOMWrapper(document.querySelector('.Everright-formEditor-ConfigSubformDefaultValueComponent'))
     expect(setDefaultEl.findAll(utils.getTestId('SubformLayout:item'))).toHaveLength(0)
   })
+  test('Only one child: field Required', async () => {
+    const newField = _.cloneDeep(field)
+    field.columns[0].options.required = true
+    newField.columns[0] = newField.columns[0].id
+    const subForm = erGeneratorData(_.cloneDeep(erComponentsConfig.fieldsConfig[2].list[5]), true, 'en')
+    const list = _.cloneDeep(subForm)
+    list.columns[0] = subForm.columns[0].id
+    subForm.columns[0].list[0].push(newField)
+    const data = wrapLayoutDataByLayoutType([list], [subForm.columns[0], field.columns[0]])
+    await previewWrapper.findComponent({ ref: 'EReditorRef' }).vm.setData(data)
+    expect(previewWrapper.find(utils.getTestId('SubformLayout:addButton')).exists()).toBe(true)
+    expect(previewWrapper.findAll(utils.getTestId('SubformLayout:item'))).toHaveLength(0)
+    await previewWrapper.find(utils.getTestId('SubformLayout:addButton')).find('button').trigger('click')
+    expect(previewWrapper.findAll(utils.getTestId('SubformLayout:item'))).toHaveLength(1)
+    previewWrapper.find('[data-test="er-complete-button"] button').trigger('click')
+    await flushPromises()
+    expect([list.columns[0], newField.columns[0]]).toStrictEqual(previewWrapper.findAll('[data-field-id]').map(element => element.element.dataset.fieldId))
+    expect(previewWrapper.find(`[data-field-id="${list.columns[0]}"] .el-form-item`).classes()).not.toContain('is-required')
+    expect(previewWrapper.find(`[data-field-id="${newField.columns[0]}"] .el-form-item`).classes()).toContain('is-required')
+  })
   test('Only one child: has 2 default contents', async () => {
     const values = ['1', '2']
     const newField = _.cloneDeep(field)