diff --git a/resources/assets/js/app.js b/resources/assets/js/app.js
index 7ab0903..6af9993 100644
--- a/resources/assets/js/app.js
+++ b/resources/assets/js/app.js
@@ -22,5 +22,9 @@ $(() => {
     $('.tis-page-selector').pageSelector();
 
     $('.link-card').linkCard();
-    $('#deleteCheckinModal').deleteCheckinModal();
+    const $deleteCheckinModal = $('#deleteCheckinModal').deleteCheckinModal();
+    $(document).on('click', '[data-target="#deleteCheckinModal"]', function (event) {
+        event.preventDefault();
+        $deleteCheckinModal.modal('show', this);
+    });
 });
\ No newline at end of file
diff --git a/resources/views/ejaculation/show.blade.php b/resources/views/ejaculation/show.blade.php
index 2eda57f..0f2c78a 100644
--- a/resources/views/ejaculation/show.blade.php
+++ b/resources/views/ejaculation/show.blade.php
@@ -36,7 +36,7 @@
                                 <a class="text-secondary timeline-action-item" href="{{ route('checkin', ['link' => $ejaculation->link, 'tags' => $ejaculation->textTags()]) }}"><span class="oi oi-reload" data-toggle="tooltip" data-placement="bottom" title="同じオカズでチェックイン"></span></a>
                                 @if ($user->isMe())
                                     <a class="text-secondary timeline-action-item" href="{{ route('checkin.edit', ['id' => $ejaculation->id]) }}"><span class="oi oi-pencil" data-toggle="tooltip" data-placement="bottom" title="修正"></span></a>
-                                    <a class="text-secondary timeline-action-item" href="#" data-toggle="modal" data-target="#deleteCheckinModal" data-id="{{ $ejaculation->id }}" data-date="{{ $ejaculation->ejaculated_date }}"><span class="oi oi-trash" data-toggle="tooltip" data-placement="bottom" title="削除"></span></a>
+                                    <a class="text-secondary timeline-action-item" href="#" data-target="#deleteCheckinModal" data-id="{{ $ejaculation->id }}" data-date="{{ $ejaculation->ejaculated_date }}"><span class="oi oi-trash" data-toggle="tooltip" data-placement="bottom" title="削除"></span></a>
                                 @endif
                             </div>
                         </div>
diff --git a/resources/views/user/profile.blade.php b/resources/views/user/profile.blade.php
index 66ef3a0..7182f7e 100644
--- a/resources/views/user/profile.blade.php
+++ b/resources/views/user/profile.blade.php
@@ -42,7 +42,7 @@
                         <a class="text-secondary timeline-action-item" href="{{ route('checkin', ['link' => $ejaculation->link, 'tags' => $ejaculation->textTags()]) }}"><span class="oi oi-reload" data-toggle="tooltip" data-placement="bottom" title="同じオカズでチェックイン"></span></a>
                         @if ($user->isMe())
                             <a class="text-secondary timeline-action-item" href="{{ route('checkin.edit', ['id' => $ejaculation->id]) }}"><span class="oi oi-pencil" data-toggle="tooltip" data-placement="bottom" title="修正"></span></a>
-                            <a class="text-secondary timeline-action-item" href="#" data-toggle="modal" data-target="#deleteCheckinModal" data-id="{{ $ejaculation->id }}" data-date="{{ $ejaculation->ejaculated_date }}"><span class="oi oi-trash" data-toggle="tooltip" data-placement="bottom" title="削除"></span></a>
+                            <a class="text-secondary timeline-action-item" href="#" data-target="#deleteCheckinModal" data-id="{{ $ejaculation->id }}" data-date="{{ $ejaculation->ejaculated_date }}"><span class="oi oi-trash" data-toggle="tooltip" data-placement="bottom" title="削除"></span></a>
                         @endif
                     </div>
                 </div>