diff --git a/package.json b/package.json
index 9715239..28d5dd2 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   },
   "devDependencies": {
     "assertit": "^0.1.0",
-    "mz": "^2.0.0",
+    "mz": "^2.3.0",
     "pinkie": "^2.0.1",
     "semver": "^5.0.3",
     "simple-get": "^1.4.3"