diff --git a/packages/eslint-plugin/src/rules/comma-dangle.ts b/packages/eslint-plugin/src/rules/comma-dangle.ts
index e0e06a6711d7..1e5049e3fea5 100644
--- a/packages/eslint-plugin/src/rules/comma-dangle.ts
+++ b/packages/eslint-plugin/src/rules/comma-dangle.ts
@@ -80,6 +80,7 @@ export default util.createRule<Options, MessageIds>({
           ],
         },
       ],
+      additionalProperties: false,
     },
     fixable: 'code',
     messages: baseRule.meta.messages,