diff --git a/packages/engine/demo/collection.mjs b/packages/engine/demo/collection.mjs
index b8c1c369..14ff8576 100644
--- a/packages/engine/demo/collection.mjs
+++ b/packages/engine/demo/collection.mjs
@@ -12,10 +12,14 @@ const alwatrStore = new AlwatrStore({
 });
 
 async function quickstart() {
+  /**
+   * @type {import('@alwatr/store-engine').StoreFileId}
+   */
   const postsCollectionId = {
     name: 'post',
     region: Region.PerUser,
     ownerId: 'user_123',
+    schemaVer: 2,
   };
 
   logger.logProperty?.('collectionId', postsCollectionId);
@@ -36,6 +40,8 @@ async function quickstart() {
   // Get a collection reference.
   const postsCollection = await alwatrStore.openCollection(postsCollectionId);
 
+  logger.logProperty?.('collection.schemaVer', postsCollection.schemaVer);
+
   const post1Id = 'intro-to-alwatr-store';
   const post2Id = 'intro-to-alwatr-collections';