diff --git a/package.json b/package.json
index 107e500..9332c51 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
   "dependencies": {
     "accord": "0.24.0",
     "autoprefixer": "6.3.6",
-    "es6-promise": "3.1.2",
+    "es6-promise": "3.2.1",
     "inline-source-map-comment": "1.0.5",
     "postcss": "5.0.21",
     "when": "3.7.7"