diff --git a/django_mongodb/features.py b/django_mongodb/features.py
index 55b4c605..644174cf 100644
--- a/django_mongodb/features.py
+++ b/django_mongodb/features.py
@@ -51,8 +51,6 @@ class DatabaseFeatures(BaseDatabaseFeatures):
         "mongo_fields.test_listfield.IterableFieldsTests.test_lt",
         "mongo_fields.test_listfield.IterableFieldsTests.test_lte",
         "mongo_fields.test_listfield.IterableFieldsTests.test_Q_objects",
-        # To debug:
-        "mongo_fields.test_embedded_model.EmbeddedModelFieldTests.test_foreign_key_in_embedded_object",
         # 'NulledTransform' object has no attribute 'as_mql'.
         "lookup.tests.LookupTests.test_exact_none_transform",
         # "Save with update_fields did not affect any rows."
diff --git a/django_mongodb/fields/embedded_model.py b/django_mongodb/fields/embedded_model.py
index 6fe56811..7568d8ab 100644
--- a/django_mongodb/fields/embedded_model.py
+++ b/django_mongodb/fields/embedded_model.py
@@ -322,7 +322,7 @@ def get_db_prep_save(self, embedded_instance, connection):
             # Exclude unset primary keys (e.g. {'id': None}).
             if field.primary_key and value is None:
                 continue
-            field_values[field.name] = value
+            field_values[field.attname] = value
         # Let untyped fields store model info alongside values.
         # Use fake RawFields for additional values to avoid passing
         # embedded_instance to database conversions and to give