diff --git a/package.json b/package.json
index 9ff9662..94135c6 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "coveralls": "^2.11.9",
     "dotest": "^1.12.4",
     "eslint": "^2.12.0",
-    "istanbul": "^0.4.3"
+    "istanbul": "^0.4.4"
   },
   "optionalDependencies": {},
   "engines": {