diff --git a/src/NextjsBucketDeployment.ts b/src/NextjsBucketDeployment.ts
index e2569f36..211a6baa 100644
--- a/src/NextjsBucketDeployment.ts
+++ b/src/NextjsBucketDeployment.ts
@@ -29,7 +29,10 @@ export interface NextjsBucketDeploymentProps {
    * Old objects are determined by listing objects
    * in bucket before creating new objects and finding the objects that aren't in
    * the new objects.
-   * @default true
+   *
+   * Note, if this is set to true then clients who have old HTML files (browser tabs opened before deployment)
+   * will reference JS, CSS files that do not exist in S3 reslting in 404s.
+   * @default false
    */
   readonly prune?: boolean | undefined;
   /**
@@ -143,7 +146,7 @@ export class NextjsBucketDeployment extends Construct {
       destinationBucketName: this.props.destinationBucket.bucketName,
       destinationKeyPrefix: this.props.destinationKeyPrefix,
       putConfig: this.props.putConfig,
-      prune: this.props.prune,
+      prune: this.props.prune ?? true,
       substitutionConfig: this.props.substitutionConfig,
       zip: this.props.zip,
     };