diff --git a/src/snek/view/drive.py b/src/snek/view/drive.py
index 1f159fb..1026cf7 100644
--- a/src/snek/view/drive.py
+++ b/src/snek/view/drive.py
@@ -27,7 +27,7 @@ class DriveView(BaseView):
             record['items'] = []
             async for item in drive.items:
                 drive_item_record = item.record
-                drive_item_record['url'] = '/drive.bin/' + drive_item_record['uid'] + '.' + drive_item.extension
+                drive_item_record['url'] = '/drive.bin/' + drive_item_record['uid'] + '.' + item.extension
                 record['items'].append(item.record)
             drives.append(record)