diff --git a/packages/@vue/cli-service/generator/index.js b/packages/@vue/cli-service/generator/index.js
index 035d04968..96794cb75 100644
--- a/packages/@vue/cli-service/generator/index.js
+++ b/packages/@vue/cli-service/generator/index.js
@@ -15,6 +15,7 @@ module.exports = (api, options) => {
       'vue': '^2.5.13'
     },
     devDependencies: {
+      'autoprefixer': '^7.2.4',
       'vue-template-compiler': '^2.5.13'
     },
     'postcss': {
diff --git a/scripts/syncDeps.js b/scripts/syncDeps.js
index b127d3060..06557a5ac 100644
--- a/scripts/syncDeps.js
+++ b/scripts/syncDeps.js
@@ -15,6 +15,7 @@ const packagesToCheck = [
   'vue-router',
   'vue-test-utils',
   'eslint-plugin-vue',
+  'autoprefixer',
   'node-sass',
   'sass-loader',
   'less',