diff --git a/package.json b/package.json
index b56308f..8915365 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
     "config": "^1.28.0",
     "coveralls": "^3.0.0",
     "depcheck": "^0.6.7",
-    "eslint": "^4.11.0",
+    "eslint": "^4.15.0",
     "eslint-plugin-indexof": "^0.1.1",
     "istanbul": "^0.4.5",
     "mocha": "^4.1.0",