diff --git a/packages/aws-cdk-lib/aws-appsync/lib/data-source-common.ts b/packages/aws-cdk-lib/aws-appsync/lib/data-source-common.ts
index 9b36111bce35d..f0d449312fe79 100644
--- a/packages/aws-cdk-lib/aws-appsync/lib/data-source-common.ts
+++ b/packages/aws-cdk-lib/aws-appsync/lib/data-source-common.ts
@@ -60,6 +60,11 @@ export enum AppSyncDataSourceType {
    * Elasticsearch data source type
    */
   ELASTICSEARCH = 'AMAZON_ELASTICSEARCH',
+
+  /**
+   * PLACEHOLDER_COMMENT_TO_BE_FILLED_OUT
+   */
+  AMAZON_ELASTICSEARCH = 'AMAZON_ELASTICSEARCH',
 }
 
 /**