diff --git a/types/aws-lambda/index.d.ts b/types/aws-lambda/index.d.ts
index 82d0bbeca0..e58b03b7c8 100644
--- a/types/aws-lambda/index.d.ts
+++ b/types/aws-lambda/index.d.ts
@@ -86,9 +86,10 @@ interface StreamRecord {
 interface DynamoDBRecord {
   awsRegion?: string;
   dynamodb?: StreamRecord;
-  eventId?: string;
+  eventID?: string;
   eventName?: 'INSERT' | 'MODIFY' | 'REMOVE';
   eventSource?: string;
+  eventSourceARN?: string;
   eventVersion?: string;
   userIdentity?: any;
 }