diff --git a/app.js b/app.js
index 6f29aa6..69366c9 100644
--- a/app.js
+++ b/app.js
@@ -25,6 +25,8 @@ function addBook(event){
         desc: event.target.bookDesc.value
     }
 
+    books[bookId] = book;
+
     let row = `
     <tr id="bookRow${bookId}">
         <td>${bookId + 1}</td>