diff --git a/Sources/TPI_FrontEnd/package.json b/Sources/TPI_FrontEnd/package.json
index d29372e..220cedc 100644
--- a/Sources/TPI_FrontEnd/package.json
+++ b/Sources/TPI_FrontEnd/package.json
@@ -31,7 +31,7 @@
     "connect-history-api-fallback": "^1.3.0",
     "copy-webpack-plugin": "^4.0.1",
     "css-loader": "^0.26.1",
-    "eslint": "^3.14.1",
+    "eslint": "^4.19.1",
     "eslint-friendly-formatter": "^2.0.7",
     "eslint-loader": "^1.6.1",
     "eslint-plugin-html": "^2.0.0",