diff --git a/README-zh_CN.md b/README-zh_CN.md
index 76d3aa1..6413625 100644
--- a/README-zh_CN.md
+++ b/README-zh_CN.md
@@ -71,11 +71,11 @@ npm run start
 
 ## 支持环境
 
-现代浏览器及 IE9。
+现代浏览器。
 
 | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/edge/edge_48x48.png" alt="IE / Edge" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>IE / Edge | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/firefox/firefox_48x48.png" alt="Firefox" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Firefox | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/chrome/chrome_48x48.png" alt="Chrome" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Chrome | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/safari/safari_48x48.png" alt="Safari" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Safari | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/opera/opera_48x48.png" alt="Opera" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Opera |
 | --------- | --------- | --------- | --------- | --------- | 
-| IE9, IE10, IE11, Edge| last 2 versions| last 2 versions| last 2 versions| last 2 versions
+|IE11, Edge| last 2 versions| last 2 versions| last 2 versions| last 2 versions
 
 ## 参与贡献  
 
diff --git a/README.md b/README.md
index a27cdce..95cb04f 100644
--- a/README.md
+++ b/README.md
@@ -71,11 +71,11 @@ npm run start
 
 ## Browsers support
 
-Modern browsers and IE9.
+Modern browsers.
 
 | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/edge/edge_48x48.png" alt="IE / Edge" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>IE / Edge | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/firefox/firefox_48x48.png" alt="Firefox" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Firefox | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/chrome/chrome_48x48.png" alt="Chrome" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Chrome | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/safari/safari_48x48.png" alt="Safari" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Safari | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/opera/opera_48x48.png" alt="Opera" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Opera |
 | --------- | --------- | --------- | --------- | --------- | 
-| IE9, IE10, IE11, Edge| last 2 versions| last 2 versions| last 2 versions| last 2 versions
+|IE11, Edge| last 2 versions| last 2 versions| last 2 versions| last 2 versions
 
 ## Contributing
 
diff --git a/docs/README.md b/docs/README.md
index af81635..eb56477 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -68,11 +68,11 @@ npm run start
 
 ## Browsers support
 
-Modern browsers and IE9.
+Modern browsers.
 
 | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/edge/edge_48x48.png" alt="IE / Edge" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>IE / Edge | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/firefox/firefox_48x48.png" alt="Firefox" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Firefox | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/chrome/chrome_48x48.png" alt="Chrome" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Chrome | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/safari/safari_48x48.png" alt="Safari" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Safari | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/opera/opera_48x48.png" alt="Opera" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Opera |
 | --------- | --------- | --------- | --------- | --------- | 
-| IE9, IE10, IE11, Edge| last 2 versions| last 2 versions| last 2 versions| last 2 versions
+|IE11, Edge| last 2 versions| last 2 versions| last 2 versions| last 2 versions
 
 ## Contributing
 
diff --git a/docs/zh-cn/README.md b/docs/zh-cn/README.md
index e1a63e7..61799bb 100644
--- a/docs/zh-cn/README.md
+++ b/docs/zh-cn/README.md
@@ -68,11 +68,11 @@ npm run start
 
 ## 支持环境
 
-现代浏览器及 IE9。
+现代浏览器。
 
 | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/edge/edge_48x48.png" alt="IE / Edge" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>IE / Edge | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/firefox/firefox_48x48.png" alt="Firefox" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Firefox | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/chrome/chrome_48x48.png" alt="Chrome" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Chrome | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/safari/safari_48x48.png" alt="Safari" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Safari | [<img src="https://raw.githubusercontent.com/alrra/browser-logos/master/src/opera/opera_48x48.png" alt="Opera" width="24px" height="24px" />](http://godban.github.io/browsers-support-badges/)</br>Opera |
 | --------- | --------- | --------- | --------- | --------- | 
-| IE9, IE10, IE11, Edge| last 2 versions| last 2 versions| last 2 versions| last 2 versions
+|IE11, Edge| last 2 versions| last 2 versions| last 2 versions| last 2 versions
 
 ## 参与贡献