diff --git a/packages/@aws-cdk/aws-amplify-alpha/lib/app.ts b/packages/@aws-cdk/aws-amplify-alpha/lib/app.ts
index c5b5ac3de4231..7c3854394c94c 100644
--- a/packages/@aws-cdk/aws-amplify-alpha/lib/app.ts
+++ b/packages/@aws-cdk/aws-amplify-alpha/lib/app.ts
@@ -569,6 +569,11 @@ export enum Platform {
    * server side rendered and static assets.
    */
   WEB_COMPUTE = 'WEB_COMPUTE',
+
+  /**
+   * WEB_DYNAMIC - Used to indicate the app is hosted using a fully dynamic architecture, where requests are processed at runtime by backend compute services.
+   */
+  WEB_DYNAMIC = 'WEB_DYNAMIC',
 }
 
 /**