diff --git a/src/lib/components/TaskListForEdit.svelte b/src/lib/components/TaskListForEdit.svelte
index 506439a65..8207a89a7 100644
--- a/src/lib/components/TaskListForEdit.svelte
+++ b/src/lib/components/TaskListForEdit.svelte
@@ -56,13 +56,13 @@
           </TableBodyCell>
 
           <TableBodyCell>
-            {#each importContest.tasks as importTask (importTask.task_id)}
+            {#each importContest.tasks as importTask (importTask.id)}
               <li>{importTask.title}</li>
             {/each}
           </TableBodyCell>
           <TableBodyCell>
             <form method="POST" action="?/create">
-              <Input size="md" type="hidden" name="contest_id" bind:value={importContest.id} />
+              <Input size="md" type="hidden" name="contest_id" value={importContest.id} />
 
               <Button type="submit">インポート</Button>
             </form>