diff --git a/package.json b/package.json
old mode 100755
new mode 100644
index 900d21c..410c51d
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "connect-history-api-fallback": "^1.3.0",
     "copy-webpack-plugin": "^4.0.1",
     "css-loader": "^0.28.0",
-    "eslint": "^3.19.0",
+    "eslint": "^4.19.1",
     "eslint-config-standard": "^10.2.1",
     "eslint-friendly-formatter": "^3.0.0",
     "eslint-loader": "^1.7.1",