diff --git a/package.json b/package.json
index e4faa96..f192687 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
   "devDependencies": {
     "chai": "^3.5.0",
     "coveralls": "^2.11.15",
-    "inspect-process": "^0.3.0",
+    "inspect-process": "^0.4.0",
     "mocha": "^3.1.2",
     "nyc": "^10.0.0",
     "standard": "^8.6.0"