diff --git a/mongoz/core/db/documents/metaclasses.py b/mongoz/core/db/documents/metaclasses.py
index 2f24293..271bb23 100644
--- a/mongoz/core/db/documents/metaclasses.py
+++ b/mongoz/core/db/documents/metaclasses.py
@@ -337,7 +337,7 @@ def __search_for_fields(base: Type, attrs: Any) -> None:
         # and not the MongozField itself
         for name, field in new_class.model_fields.items():
             if isinstance(field.default, MongozField):
-                new_class.model_fields[name].default = field.default.pydantic_field.default
+                new_class.model_fields[name] = field.default.pydantic_field
 
         # Register the signals
         _register_document_signals(new_class)
diff --git a/tests/inheritance/test_inheritance.py b/tests/inheritance/test_inheritance.py
new file mode 100644
index 0000000..dcaa06d
--- /dev/null
+++ b/tests/inheritance/test_inheritance.py
@@ -0,0 +1,68 @@
+from typing import Any, AsyncGenerator, List, Optional
+
+import pydantic
+import pytest
+from tests.conftest import client
+
+import mongoz
+from mongoz import Document, ObjectId
+
+pytestmark = pytest.mark.anyio
+pydantic_version = pydantic.__version__[:3]
+
+
+class BaseDocument(Document):
+    name: str = mongoz.String()
+    year: int = mongoz.Integer()
+    tags: Optional[List[str]] = mongoz.Array(str, null=True)
+
+    class Meta:
+        abstract = True
+        registry = client
+        database = "test_db"
+
+
+class Movie(BaseDocument):
+    uuid: Optional[ObjectId] = mongoz.ObjectId(null=True)
+
+
+class Actor(BaseDocument):
+    movies: Optional[List[Any]] = mongoz.ArrayList(null=True)
+
+
+@pytest.fixture(scope="function", autouse=True)
+async def prepare_database() -> AsyncGenerator:
+    await Movie.query().delete()
+    await Actor.query().delete()
+    yield
+    await Movie.query().delete()
+    await Actor.query().delete()
+
+
+async def test_model_all() -> None:
+    movies = await Movie.query().all()
+    assert len(movies) == 0
+
+    await Movie(name="Barbie", year=2003).create()
+
+    movies = await Movie.query().all()
+    assert len(movies) == 1
+
+    cursor = Movie.query()
+    async for movie in cursor:
+        assert movie.name == "Barbie"
+
+
+async def test_model_nested_inherited() -> None:
+    actors = await Actor.query().all()
+    assert len(actors) == 0
+
+    await Actor(name="Paul Rudd", year=1972, movies=["Only Murders in the Building"]).create()
+
+    actors = await Actor.query().all()
+    assert len(actors) == 1
+
+    actors = Actor.query()
+    async for movie in actors:
+        assert movie.name == "Paul Rudd"
+        assert movie.movies[0] == "Only Murders in the Building"
diff --git a/tests/models/test_array_and_array_field.py b/tests/models/test_array_and_array_field.py
new file mode 100644
index 0000000..31b771e
--- /dev/null
+++ b/tests/models/test_array_and_array_field.py
@@ -0,0 +1,94 @@
+from typing import Any, AsyncGenerator, List, Optional
+
+import pydantic
+import pytest
+from pydantic import ValidationError
+from tests.conftest import client
+
+import mongoz
+from mongoz import Document, ObjectId
+
+pytestmark = pytest.mark.anyio
+pydantic_version = pydantic.__version__[:3]
+
+
+class BaseDocument(Document):
+    name: str = mongoz.String()
+    year: int = mongoz.Integer()
+    tags: Optional[List[str]] = mongoz.Array(str, null=True)
+
+    class Meta:
+        abstract = True
+        registry = client
+        database = "test_db"
+
+
+class Movie(BaseDocument):
+    uuid: Optional[ObjectId] = mongoz.ObjectId(null=True)
+
+
+class Actor(BaseDocument):
+    movies: Optional[List[Any]] = mongoz.ArrayList(null=True)
+
+
+@pytest.fixture(scope="function", autouse=True)
+async def prepare_database() -> AsyncGenerator:
+    await Movie.query().delete()
+    await Actor.query().delete()
+    yield
+    await Movie.query().delete()
+    await Actor.query().delete()
+
+
+async def test_array() -> None:
+    movies = await Movie.query().all()
+    assert len(movies) == 0
+
+    await Movie(name="Barbie", year=2023, tags=["barbie"]).create()
+
+    movies = await Movie.query().all()
+    assert len(movies) == 1
+
+    cursor = Movie.query()
+    async for movie in cursor:
+        assert movie.name == "Barbie"
+        assert movie.tags == ["barbie"]
+
+    await Movie(name="Batman", year=2022, tags=["detective", "dc"]).create()
+
+    movies = await Movie.query().all()
+
+    movie = movies[1]
+    assert movie.name == "Batman"
+    assert movie.tags == ["detective", "dc"]
+
+
+async def test_array_error() -> None:
+    movies = await Movie.query().all()
+    assert len(movies) == 0
+
+    with pytest.raises(ValidationError):
+        await Movie(name="Barbie", year=2003, tags=["barbie", 1]).create()
+
+
+async def test_model_nested_inherited() -> None:
+    actors = await Actor.query().all()
+    assert len(actors) == 0
+
+    await Actor(name="Paul Rudd", year=1972, movies=["Only Murders in the Building"]).create()
+
+    actors = await Actor.query().all()
+    assert len(actors) == 1
+
+    actors = Actor.query()
+    async for movie in actors:
+        assert movie.name == "Paul Rudd"
+        assert movie.movies[0] == "Only Murders in the Building"
+
+    await Actor(name="Margot Robbie", year=1990, movies=["Barbie", 3, 2.25]).create()
+
+    actors = await Actor.query().all()
+    actor = actors[1]
+
+    assert actor.name == "Margot Robbie"
+    assert actor.movies == ["Barbie", 3, 2.25]