diff --git a/package.json b/package.json
index cd09cd7..47f7492 100644
--- a/package.json
+++ b/package.json
@@ -29,6 +29,6 @@
     "html2jade": "~0.8.1"
   },
   "devDependencies": {
-    "mocha": "*"
+    "mocha": "3.4.0"
   }
 }