diff --git a/packages/@aws-cdk/aws-lambda-event-sources/lib/stream.ts b/packages/@aws-cdk/aws-lambda-event-sources/lib/stream.ts
index c9de62653a93e..a2481513d18dd 100644
--- a/packages/@aws-cdk/aws-lambda-event-sources/lib/stream.ts
+++ b/packages/@aws-cdk/aws-lambda-event-sources/lib/stream.ts
@@ -41,7 +41,7 @@ export interface StreamEventSourceProps {
    * * Minimum value of 60 seconds
    * * Maximum value of 7 days
    *
-   * @default Duration.days(7)
+   * @default - the record is available for processing until it expires
    */
   readonly maxRecordAge?: Duration;
 
@@ -51,7 +51,7 @@ export interface StreamEventSourceProps {
    * * Minimum value of 0
    * * Maximum value of 10000
    *
-   * @default 10000
+   * @default - retry until the record expires
    */
   readonly retryAttempts?: number;