diff --git a/app.js b/app.js
index 3bcd823..4b85e85 100644
--- a/app.js
+++ b/app.js
@@ -15,10 +15,10 @@ function genBookId() {
 function addBook(event){
     event.preventDefault();
     console.log("Add Book", event.target.bookTitle.value);
-
+    let bookId = genBookId();
     let row = `
     <tr>
-        <td>1</td>
+        <td>${bookId}</td>
         <td>${event.target.bookTitle.value}</td>
         <td>${event.target.bookGenre.value}</td>
         <td>${event.target.bookDesc.value}</td>