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-rw-r--r--django/forms/models.py4
1 files changed, 2 insertions, 2 deletions
diff --git a/django/forms/models.py b/django/forms/models.py
index 1d54ea9676..ce93dead9e 100644
--- a/django/forms/models.py
+++ b/django/forms/models.py
@@ -54,8 +54,8 @@ def construct_instance(form, instance, fields=None, exclude=None):
continue
# Leave defaults for fields that aren't in POST data, except for
# checkbox inputs because they don't appear in POST data if not checked.
- if (f.has_default() and form.add_prefix(f.name) not in form.data and
- not getattr(form[f.name].field.widget, 'dont_use_model_field_default_for_empty_data', False)):
+ if (f.has_default() and
+ form[f.name].field.widget.value_omitted_from_data(form.data, form.files, form.add_prefix(f.name))):
continue
# Defer saving file-type fields until after the other fields, so a
# callable upload_to can use the values from other fields.