diff --git a/index.js b/index.js
index c292ad2..0c568a2 100644
--- a/index.js
+++ b/index.js
@@ -133,11 +133,11 @@ module.exports = {
    * @param  {Str} file [文件路径]
    */
   md5Sign(file) {
-    if (!fs.existsSync(file)) {
+    if (!FS.existsSync(file)) {
       return null
     }
 
-    let fileStream = fs.readFileSync(file)
+    let fileStream = FS.readFileSync(file)
     return this.hash('md5', fileStream)
   },
 
@@ -162,11 +162,11 @@ module.exports = {
    * @param  {Str} file [文件路径]
    */
   sha1Sign(file) {
-    if (!fs.existsSync(file)) {
+    if (!FS.existsSync(file)) {
       return null
     }
 
-    let fileStream = fs.readFileSync(file)
+    let fileStream = FS.readFileSync(file)
     return this.hash('sha1', fileStream)
   },
 
diff --git a/package.json b/package.json
index d09fd31..7ebe047 100644
--- a/package.json
+++ b/package.json
@@ -1,16 +1,13 @@
 {
   "name": "crypto.js",
-  "version": "1.1.5",
+  "version": "1.1.6",
   "description": "原生crypto加密模块的二次封装,简化常用加密函数的使用",
-  "keywords": [
-    "md5",
-    "sha1",
-    "base64",
-    "fivejs",
-    "crypto"
-  ],
+  "keywords": ["md5", "sha1", "base64", "fivejs", "crypto"],
   "author": "yutent <yutent@doui.cc>",
-  "repository": { "type": "git", "url": "https://github.com/yutent/crypto.js.git" },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/yutent/crypto.js.git"
+  },
   "dependencies": {},
   "devDependencies": {},
   "main": "index.js"