diff --git a/docs/markdown/en-US/dialog.md b/docs/markdown/en-US/dialog.md
index 2af868d6f..350783cbb 100644
--- a/docs/markdown/en-US/dialog.md
+++ b/docs/markdown/en-US/dialog.md
@@ -59,6 +59,8 @@ export default {
 |-----------|-----------|-----------|-------------|
 | Dialog.alert | options | `Promise` | Show alert dialog |
 | Dialog.confirm | options | `Promise` | Show confim dialog |
+| Dialog.setDefaultOptions | options | `void` | Set default options of all dialogs |
+| Dialog.resetDefaultOptions | - | `void` | Reset default options of all dialogs |
 | Dialog.close | - | `void` | Close dialog |
 
 ### Options
diff --git a/docs/markdown/zh-CN/dialog.md b/docs/markdown/zh-CN/dialog.md
index 924ddbd01..4260f3b70 100644
--- a/docs/markdown/zh-CN/dialog.md
+++ b/docs/markdown/zh-CN/dialog.md
@@ -59,6 +59,8 @@ export default {
 |-----------|-----------|-----------|-------------|
 | Dialog.alert | options | `Promise` | 展示消息提示弹窗 |
 | Dialog.confirm | options | `Promise` | 展示消息确认弹窗 |
+| Dialog.setDefaultOptions | options | `void` | 修改默认配置，对所有 Dialog 生效 |
+| Dialog.resetDefaultOptions | - | `void` | 重置默认配置，对所有 Dialog 生效 |
 | Dialog.close | - | `void` | 关闭弹窗 |
 
 ### Options
diff --git a/packages/dialog/index.js b/packages/dialog/index.js
index d9934f2b4..a52b5b916 100644
--- a/packages/dialog/index.js
+++ b/packages/dialog/index.js
@@ -3,7 +3,7 @@ import DialogComponent from './dialog';
 
 let instance;
 
-const defaultConfig = {
+const defaultOptions = {
   value: true,
   title: '',
   message: '',
@@ -19,6 +19,10 @@ const defaultConfig = {
   }
 };
 
+let currentDefaultOptions = {
+  ...defaultOptions
+};
+
 const initInstance = () => {
   const DialogConstructor = Vue.extend(DialogComponent);
   instance = new DialogConstructor({
@@ -47,12 +51,12 @@ const Dialog = options => {
 };
 
 Dialog.alert = options => Dialog({
-  ...defaultConfig,
+  ...currentDefaultOptions,
   ...options
 });
 
 Dialog.confirm = options => Dialog({
-  ...defaultConfig,
+  ...currentDefaultOptions,
   showCancelButton: true,
   ...options
 });
@@ -61,6 +65,19 @@ Dialog.close = () => {
   instance.value = false;
 };
 
+Dialog.setDefaultOptions = (options = {}) => {
+  currentDefaultOptions = {
+    ...currentDefaultOptions,
+    ...options
+  };
+};
+
+Dialog.resetDefaultOptions = () => {
+  currentDefaultOptions = {
+    ...defaultOptions
+  };
+};
+
 Vue.prototype.$dialog = Dialog;
 
 export default Dialog;