diff --git a/packages/@aws-cdk/aws-lambda-event-sources/lib/sqs.ts b/packages/@aws-cdk/aws-lambda-event-sources/lib/sqs.ts
index 8a67e63fb6199..90d162d51f5de 100644
--- a/packages/@aws-cdk/aws-lambda-event-sources/lib/sqs.ts
+++ b/packages/@aws-cdk/aws-lambda-event-sources/lib/sqs.ts
@@ -9,6 +9,7 @@ export interface SqsEventSourceProps {
    * event with all the retrieved records.
    *
    * Valid Range: Minimum value of 1. Maximum value of 10.
+   * If batchingWindow is configured, this value can go up to 10,000.
    *
    * @default 10
    */