diff --git a/package.json b/package.json
index 68e10b3..a6f6ece 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
   },
   "devDependencies": {
     "app-root-path": "2.0.1",
-    "async": "2.4.1",
+    "async": "2.5.0",
     "autoprefixer": "7.1.1",
     "babel": "6.23.0",
     "babel-preset-env": "1.5.2",