diff --git a/package.json b/package.json
index b42abf6..15472a8 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "jsdoc-to-markdown": "^3.0.0",
     "mocha": "*",
     "nyc": "^11.0.2",
-    "proxyquire": "^1.7.10"
+    "proxyquire": "^2.0.0"
   },
   "scripts": {
     "lint": "eslint --ext .js .",