diff --git a/django/contrib/admin/templates/admin/delete_selected_confirmation.html b/django/contrib/admin/templates/admin/delete_selected_confirmation.html
index 4aa610e..a1b8dea 100644
a
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b
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26 | 26 | <form action="" method="post">{% csrf_token %} |
27 | 27 | <div> |
28 | 28 | {% for obj in queryset %} |
29 | | <input type="hidden" name="{{ action_checkbox_name }}" value="{{ obj.pk }}" /> |
| 29 | <input type="hidden" name="{{ action_checkbox_name }}" value="{{ obj.pk|stringformat:"s" }}" /> |
30 | 30 | {% endfor %} |
31 | 31 | <input type="hidden" name="action" value="delete_selected" /> |
32 | 32 | <input type="hidden" name="post" value="yes" /> |