diff --git a/package.json b/package.json
index 0f4bc59..e71e1bf 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "bluebird": "3.4.6",
     "chai": "^4.0.0",
     "chai-as-promised": "^7.1.1",
-    "codecov": "^2.2.0",
+    "codecov": "^3.6.5",
     "dirty-chai": "^2.0.1",
     "eslint-plugin-chai-friendly": "^0.4.0",
     "istanbul": "^0.4.4",