diff --git a/package.json b/package.json
index 42e83be..988890e 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   "devDependencies": {
     "chai": "^4.0.2",
     "coveralls": "^2.13.1",
-    "cross-env": "^5.0.1",
+    "cross-env": "^5.1.5",
     "istanbul": "^0.4.5",
     "jshint": "^2.9.4",
     "mocha": "^3.4.2"