diff --git a/html/.eslintrc.js b/html/.eslintrc.js
index 34b7ec5a..8cd4067a 100644
--- a/html/.eslintrc.js
+++ b/html/.eslintrc.js
@@ -6,7 +6,8 @@ module.exports = {
         es2020: true
     },
     parserOptions: {
-        sourceType: 'module'
+        sourceType: 'module',
+        impliedStrict: true
     },
     globals: {
         CefSharp: 'readonly',