diff --git a/package.json b/package.json
index be3c3f7..9e9fdcd 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "grunt-cli": "^0.1.13",
     "grunt-contrib-jshint": "~0.7.2",
     "grunt-mocha-cli": "~1.4.0",
-    "grunt-mocha-istanbul": "^2.2.0",
+    "grunt-mocha-istanbul": "^3.0.1",
     "istanbul": "^0.3.5",
     "mocha": "^2.0.1",
     "should": "~1.2.2",