diff --git a/drive/quickstart/index.html b/drive/quickstart/index.html
index 983fe18..94da982 100644
--- a/drive/quickstart/index.html
+++ b/drive/quickstart/index.html
@@ -153,7 +153,7 @@
         }
         // Flatten to string to display
         const output = files.reduce(
-            (str, file) => `${str}${file.name} (${file.id}\n`,
+            (str, file) => `${str}${file.name} (${file.id})\n`,
             'Files:\n');
         document.getElementById('content').innerText = output;
       }