diff --git a/lib/build.js b/lib/build.js
index acf8ad69bd..22a93e5103 100644
--- a/lib/build.js
+++ b/lib/build.js
@@ -138,7 +138,7 @@ async function buildFiles () {
 }
 
 function addAppTemplate () {
-  let templatePath = relative(this.buildDir, 'dist', 'index.html')
+  let templatePath = resolve(this.buildDir, 'dist', 'index.html')
   if (fs.existsSync(templatePath)) {
     this.appTemplate = _.template(fs.readFileSync(templatePath, 'utf8'), {
       interpolate: /{{([\s\S]+?)}}/g