diff --git a/sample-projects/helloworld-sample/.eslintrc.js b/sample-projects/helloworld-sample/.eslintrc.json
similarity index 90%
rename from sample-projects/helloworld-sample/.eslintrc.js
rename to sample-projects/helloworld-sample/.eslintrc.json
index 81b458806..7ec534ddd 100644
--- a/sample-projects/helloworld-sample/.eslintrc.js
+++ b/sample-projects/helloworld-sample/.eslintrc.json
@@ -1,14 +1,10 @@
-module.exports = {
+{
     "env": {
         "browser": true,
         "es6": true,
         "node": true
     },
     "parser": "@typescript-eslint/parser",
-    "parserOptions": {
-        "project": "tsconfig.json",
-        "sourceType": "module"
-    },
     "plugins": [
         "@typescript-eslint"
     ],
@@ -46,4 +42,4 @@ module.exports = {
     "ignorePatterns": [
         "src/ui-test/resources/*"
     ]
-};
+}
diff --git a/sample-projects/helloworld-sample/tsconfig.json b/sample-projects/helloworld-sample/tsconfig.json
index bbf7f2d29..5cadaba9a 100644
--- a/sample-projects/helloworld-sample/tsconfig.json
+++ b/sample-projects/helloworld-sample/tsconfig.json
@@ -8,5 +8,15 @@
 		"rootDir": "src",
 		"resolveJsonModule": true,
 	},
-	"exclude": [ "node_modules", ".vscode-test", "test-resources", "src/ui-test/resources/**", ".test-extensions" ]
+	"exclude": [
+		"node_modules",
+		".vscode-test",
+		"test-resources",
+		"src/ui-test/resources/**",
+		".test-extensions"
+	],
+	"include": [
+		"src",
+		".eslintrc.json"
+	]
 }