diff --git a/package.json b/package.json
index bec9a1a..9339545 100644
--- a/package.json
+++ b/package.json
@@ -15,9 +15,9 @@
   },
   "devDependencies": {
     "@nodeguy/assert": "0.1.4",
-    "eslint": "4.12.1",
-    "mocha": "4.0.1",
-    "nyc": "11.3.0"
+    "eslint": "4.19.1",
+    "mocha": "5.0.5",
+    "nyc": "11.6.0"
   },
   "homepage": "https://github.com/NodeGuy/channel",
   "keywords": [