diff --git a/package.json b/package.json
index 450d1d6..23b23e4 100644
--- a/package.json
+++ b/package.json
@@ -35,6 +35,7 @@
     "mocha": "^1.21.4",
     "next-build-tools": "^1.17.7",
     "nock": "^0.47.0",
+    "npm-prepublish": "^1.2.0",
     "sinon": "^1.10.3"
   },
   "keywords": [