diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0e81c1e..13af836 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,7 @@
 # 更新日志
 
+## [1.0.2] 2018-12-23
+- 执行优化。
 
 ## [1.0.1] 2018-12-21
 - 增加对json文件的支持。
diff --git a/README.md b/README.md
index bf3339a..413e4c9 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,11 @@
 > 🔥 类似sublime的Build System功能, 方便快速调试一些代码片断或想法。
 >> 目前只支持少数语言的简单编译调试, 因为vscode原则上只是一个编辑器, 我并不希望把它变成一个IDE, 所以暂时并不打算支持那些需要复杂的编译环境及配置的语言。
 
+[![Version](https://vsmarketplacebadge.apphb.com/version-short/yutent.build-system.svg)](https://marketplace.visualstudio.com/items?itemName=yutent.build-system)
+[![Rating](https://vsmarketplacebadge.apphb.com/rating-short/yutent.build-system.svg)](https://marketplace.visualstudio.com/items?itemName=yutent.build-system)
+[![Installs](https://vsmarketplacebadge.apphb.com/installs/yutent.build-system.svg)](https://marketplace.visualstudio.com/items?itemName=yutent.build-system)
+[![Build Status](https://travis-ci.org/yutent/build-system.svg?branch=master)](https://travis-ci.org/yutent/build-system)
+
 目前支持的语言有以下:
 > - .bat
 > - .dart
@@ -15,14 +20,6 @@
 >> 除以上内置的以外, 还支持代码文件内首行以 `#!`开关的环境配置(优先级高于插件内置)
 
 
-
-[![Version](https://vsmarketplacebadge.apphb.com/version-short/yutent.build-system.svg)](https://marketplace.visualstudio.com/items?itemName=yutent.build-system)
-[![Rating](https://vsmarketplacebadge.apphb.com/rating-short/yutent.build-system.svg)](https://marketplace.visualstudio.com/items?itemName=yutent.build-system)
-[![Installs](https://vsmarketplacebadge.apphb.com/installs/yutent.build-system.svg)](https://marketplace.visualstudio.com/items?itemName=yutent.build-system)
-[![Build Status](https://travis-ci.org/yutent/build-system.svg?branch=master)](https://travis-ci.org/yutent/build-system)
-
-
-
 ![demo](./demo.png)
 
 
diff --git a/build_system.js b/build_system.js
index 053db35..8c4aea2 100644
--- a/build_system.js
+++ b/build_system.js
@@ -61,7 +61,6 @@ const BuildSystem = {
             return true
           })
           .then(saved => {
-            log(this.__DOC__, saved)
             if (saved) {
               this.__start__()
             }
@@ -91,7 +90,6 @@ const BuildSystem = {
   __start__() {
     this.__parseCmd__()
 
-    log(this.__CMD__)
     if (!this.__CMD__) {
       return
     }
@@ -107,7 +105,9 @@ const BuildSystem = {
   __parseCmd__() {
     let firstLine = this.__DOC__.lineAt(0).text
     let ext = path.extname(this.__DOC__.fileName)
+    let file = path.basename(this.__DOC__.fileName)
     let lang = EXTS[ext]
+
     if (firstLine.startsWith('#!')) {
       lang = firstLine.slice(2)
     }
@@ -122,7 +122,11 @@ const BuildSystem = {
       }
       return vsc.window.showInformationMessage('不支持的语言...')
     }
-    this.__CMD__ = `${lang} "${this.__DOC__.fileName}"`
+    if (ext === '.json') {
+      this.__CMD__ = lang
+    } else {
+      this.__CMD__ = `${lang} "${file}"`
+    }
   },
 
   // 在终端内运行
diff --git a/package.json b/package.json
index 5c7bbd0..de56dcb 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "build-system",
   "displayName": "sublime build system",
   "description": "🔥 类似sublime的Build System功能, 方便快速调试一些代码片断或想法。",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "publisher": "yutent",
   "author": "Yutent [@yutent]",
   "icon": "logo.png",