diff --git a/package.json b/package.json
index ef5f1b2..59559cc 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,8 @@
     "ndarray-unsqueeze": "^1.0.3"
   },
   "devDependencies": {
-    "autoprefixer": "^6.5.0",
+    "autoprefixer": "^6.5.1",
+    "axios": "^0.15.0",
     "babel-core": "^6.17.0",
     "babel-eslint": "^7.0.0",
     "babel-loader": "^6.2.5",