diff --git a/package.json b/package.json
index 9523418..3683f29 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
   "devDependencies": {
     "chai": "^3.5.0",
     "chai-as-promised": "^5.3.0",
-    "codecov": "^1.0.1",
+    "codecov": "^3.7.1",
     "istanbul": "^0.4.5",
     "mocha": "^3.0.2"
   }