diff --git a/package.json b/package.json
index 58844d7..ed968b1 100644
--- a/package.json
+++ b/package.json
@@ -41,6 +41,6 @@
     "generate-changelog": "^1.1.0",
     "hubot-test-helper": "^1.5.1",
     "istanbul": "^0.4.5",
-    "mocha": "^3.4.1"
+    "mocha": "^3.5.1"
   }
 }