diff --git a/package.json b/package.json
index a8b2b96..15b5e6c 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
   "license": "MIT",
   "repository": "stream-utils/destroy",
   "devDependencies": {
-    "istanbul": "0.4.2",
+    "istanbul": "0.4.3",
     "mocha": "2.4.5"
   },
   "scripts": {