diff --git a/dist/xe-utils.js b/dist/xe-utils.js
index c803cf7..907f7f3 100644
--- a/dist/xe-utils.js
+++ b/dist/xe-utils.js
@@ -1,5 +1,5 @@
 /**
- * xe-utils.js v1.5.7
+ * xe-utils.js v1.5.8
  * (c) 2017-2018 Xu Liangzhan
  * ISC License.
  * @preserve
diff --git a/dist/xe-utils.min.js b/dist/xe-utils.min.js
index c446a7e..fa076e1 100644
--- a/dist/xe-utils.min.js
+++ b/dist/xe-utils.min.js
@@ -1,5 +1,5 @@
 /**
- * xe-utils.js v1.5.7
+ * xe-utils.js v1.5.8
  * (c) 2017-2018 Xu Liangzhan
  * ISC License.
  * @preserve
diff --git a/package.json b/package.json
index f503727..2767ac9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "xe-utils",
-  "version": "1.5.7",
+  "version": "1.5.8",
   "description": "XEUtils 函数库",
   "main": "index.js",
   "scripts": {