diff --git a/peggy.code-workspace b/peggy.code-workspace
index cbf64545..522985d1 100644
--- a/peggy.code-workspace
+++ b/peggy.code-workspace
@@ -6,6 +6,7 @@
   ],
   "settings": {
     "eslint.format.enable": true,
+    "eslint.experimental.useFlatConfig": true,
     "[javascript][typescript]": {
       "editor.defaultFormatter": "dbaeumer.vscode-eslint"
     },