diff --git a/index.js b/index.js
index 82a7ac0..e7fdbf7 100644
--- a/index.js
+++ b/index.js
@@ -110,11 +110,16 @@ function main (opts) {
 
   function readJson (jsonPath, name, ignoreMissing) {
     return fs.readFileAsync(path.join(jsonPath, name), 'utf8')
-    .then(str => JSON.parse(str))
+    .then(stripBOM)
+    .then(JSON.parse)
     .catch({code: 'ENOENT'}, err => {
       if (!ignoreMissing) {
         throw err
       }
     })
   }
+
+  function stripBOM (str) {
+    return str.replace(/^\uFEFF/, '')
+  }
 }