diff --git a/physionet-django/console/forms.py b/physionet-django/console/forms.py
index 758a4b90c..fd9c2b74b 100644
--- a/physionet-django/console/forms.py
+++ b/physionet-django/console/forms.py
@@ -281,6 +281,9 @@ def __init__(self, *args, **kwargs):
     def clean(self):
         if self.errors:
             return
+        project = self.instance.project
+        if not project.check_integrity():
+            raise forms.ValidationError(project.integrity_errors)
         if self.cleaned_data['made_changes'] and not self.cleaned_data['changelog_summary']:
             raise forms.ValidationError('Describe the changes you made.')
         if not self.cleaned_data['made_changes'] and self.cleaned_data['changelog_summary']:
diff --git a/physionet-django/console/test_views.py b/physionet-django/console/test_views.py
index bb54b8199..1485e76d6 100644
--- a/physionet-django/console/test_views.py
+++ b/physionet-django/console/test_views.py
@@ -213,6 +213,27 @@ def test_copyedit(self):
             data={'reopen_copyedit':''})
         project = ActiveProject.objects.get(id=project.id)
         self.assertTrue(project.copyeditable())
+
+        # Erase a required field
+        project.refresh_from_db()
+        project.abstract = ''
+        project.save()
+
+        # "Complete copyedit" should fail because abstract is missing
+        response = self.client.post(
+            reverse('copyedit_submission', args=(project.slug,)), data={
+                'complete_copyedit': '',
+                'made_changes': 1,
+                'changelog_summary': 'Removed abstract',
+            })
+        project.refresh_from_db()
+        self.assertTrue(project.copyeditable())
+
+        # Restore abstract
+        project.refresh_from_db()
+        project.abstract = '<p>Database of annotated ECGs</p>'
+        project.save()
+
         # Recomplete copyedit
         response = self.client.post(reverse(
             'copyedit_submission', args=(project.slug,)),