do not allow unknown attributes

mdn · Feb 23, 2023 · 857ce9f · 857ce9f
1 parent f5ec3bc
commit 857ce9f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fmlint/front-matter-config.json b/fmlint/front-matter-config.json
@@ -3,7 +3,7 @@
   "schema": {
     "title": "Front matter schema",
     "type": "object",
-    "additionalProperties": true,
+    "additionalProperties": false,
     "required": ["title", "slug"],
     "properties": {
       "title": {