diff --git a/lib/mp-compiler/util.js b/lib/mp-compiler/util.js
index 27726f5..80686d0 100644
--- a/lib/mp-compiler/util.js
+++ b/lib/mp-compiler/util.js
@@ -121,7 +121,7 @@ function getBabelrc (src) {
   return ''
 }
 
-const defaultPart = type => {
+function defaultPart (type) {
   return {
     type,
     content: '\n',
@@ -134,6 +134,7 @@ const defaultPart = type => {
       names: [],
       mappings: '',
       sourcesContent: []
+    }
   }
 }
 
diff --git a/package.json b/package.json
index bb1c8ad..7445acd 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "mpvue-loader",
-  "version": "1.1.3",
+  "version": "1.1.4",
   "description": "mpvue single-file component loader for Webpack",
   "main": "index.js",
   "repository": {