diff --git a/src/button/README.md b/src/button/README.md
index ed7ce0f34..6d1636ba6 100644
--- a/src/button/README.md
+++ b/src/button/README.md
@@ -106,7 +106,7 @@ Vue.use(Button);
 | text | Text | *string* | - |
 | color `v2.1.8` | Color, support linear-gradient | *string* | - |
 | icon | Left Icon | *string* | - |
-| icon-prefix `v2.5.3` | Icon className prefix | *string* | `van-icon` |
+| icon-prefix `v2.6.0` | Icon className prefix | *string* | `van-icon` |
 | tag | HTML Tag | *string* | `button` |
 | native-type | Native Type Attribute | *string* | `''` |
 | plain | Whether to be plain button | *boolean* | `false` |
diff --git a/src/button/README.zh-CN.md b/src/button/README.zh-CN.md
index a89fd5aec..319adbfdb 100644
--- a/src/button/README.zh-CN.md
+++ b/src/button/README.zh-CN.md
@@ -128,7 +128,7 @@ Vue.use(Button);
 | text | 按钮文字 | *string* | - |
 | color `v2.1.8` | 按钮颜色，支持传入`linear-gradient`渐变色 | *string* | - |
 | icon | 左侧[图标名称](#/zh-CN/icon)或图片链接 | *string* | - |
-| icon-prefix `v2.5.3` | 图标类名前缀，同 Icon 组件的 [class-prefix 属性](#/zh-CN/icon#props) | *string* | `van-icon` |
+| icon-prefix `v2.6.0` | 图标类名前缀，同 Icon 组件的 [class-prefix 属性](#/zh-CN/icon#props) | *string* | `van-icon` |
 | tag | 根节点的 HTML 标签 | *string* | `button` |
 | native-type | 原生 button 标签的 type 属性 | *string* | - |
 | block | 是否为块级元素 | *boolean* | `false` |
diff --git a/src/button/index.tsx b/src/button/index.tsx
index e85866d58..48764640c 100644
--- a/src/button/index.tsx
+++ b/src/button/index.tsx
@@ -166,6 +166,7 @@ Button.props = {
   loading: Boolean,
   hairline: Boolean,
   disabled: Boolean,
+  iconPrefix: String,
   nativeType: String,
   loadingText: String,
   loadingType: String,
diff --git a/src/button/test/__snapshots__/index.spec.js.snap b/src/button/test/__snapshots__/index.spec.js.snap
index b44289c36..e247ce2a6 100644
--- a/src/button/test/__snapshots__/index.spec.js.snap
+++ b/src/button/test/__snapshots__/index.spec.js.snap
@@ -1,6 +1,11 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`loading size 1`] = `
+exports[`icon-prefix prop 1`] = `
+<button class="van-button van-button--default van-button--normal"><i class="my-icon my-icon-success van-button__icon">
+    <!----></i></button>
+`;
+
+exports[`loading-size prop 1`] = `
 <button class="van-button van-button--default van-button--normal van-button--loading">
   <div class="van-loading van-loading--circular van-button__loading"><span class="van-loading__spinner van-loading__spinner--circular" style="color: currentColor; width: 10px; height: 10px;"><svg viewBox="25 25 50 50" class="van-loading__circular"><circle cx="50" cy="50" r="20" fill="none"></circle></svg></span></div>
 </button>
diff --git a/src/button/test/index.spec.js b/src/button/test/index.spec.js
index 36d498735..bd9d96bdb 100644
--- a/src/button/test/index.spec.js
+++ b/src/button/test/index.spec.js
@@ -1,7 +1,7 @@
 import { mount } from '../../../test';
 import Button from '..';
 
-test('loading size', () => {
+test('loading-size prop', () => {
   const wrapper = mount(Button, {
     propsData: {
       loading: true,
@@ -82,3 +82,14 @@ test('hide border when color is gradient', () => {
 
   expect(wrapper.element.style.border).toEqual('0px');
 });
+
+test('icon-prefix prop', () => {
+  const wrapper = mount(Button, {
+    propsData: {
+      icon: 'success',
+      iconPrefix: 'my-icon',
+    },
+  });
+
+  expect(wrapper).toMatchSnapshot();
+});