diff --git a/package.json b/package.json
index e58f2ac..5bd253b 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
   "homepage": "https://github.com/blakeembrey/partial",
   "devDependencies": {
     "istanbul": "^0.4.5",
-    "mocha": "^3.3.0"
+    "mocha": "^3.5.3"
   },
   "dependencies": {
     "variadic": "^1.0.0",