diff --git a/pure_interface.py b/pure_interface.py
index 78b5254..0324fdb 100644
--- a/pure_interface.py
+++ b/pure_interface.py
@@ -91,6 +91,28 @@ class _PIAttributes(object):
         return self.interface_method_names.union(self.interface_attribute_names)
 
 
+class AttributeProperty(object):
+    """ Property that stores it's value in the instance dict under the same name.
+        Abstract properties for concrete classes are replaced with these in the type definition to allow
+        implementations to use attributes.
+    """
+
+    def __init__(self, name):
+        self.name = name
+        super(AttributeProperty, self).__init__()
+
+    def __get__(self, instance, owner):
+        if instance is None:
+            return self
+        try:
+            return instance.__dict__[self.name]
+        except KeyError:
+            raise AttributeError(self.name)
+
+    def __set__(self, instance, value):
+        instance.__dict__[self.name] = value
+
+
 class _ImplementationWrapper(object):
     def __init__(self, implementation, interface):
         self.__impl = implementation
@@ -243,7 +265,7 @@ def _get_instructions(code_obj):
 
 
 def _is_descriptor(obj):  # in our context we only care about __get__
-    return hasattr(obj, '__get__') and not isinstance(obj, types.FunctionType)
+    return hasattr(obj, '__get__')
 
 
 def _signature_info(arg_spec):

functions are not removed from abstractproperties
This is not a biggie, but it does mean that they are checked for at instantiation.
diff --git a/tests/test_implementation_checks.py b/tests/test_implementation_checks.py
index 2698387..77a355d 100644
--- a/tests/test_implementation_checks.py
+++ b/tests/test_implementation_checks.py
@@ -514,6 +514,19 @@ class TestAttributeImplementations(unittest.TestCase):
         except:
             self.fail('Instantiation with property that raises failed')
 
+    def test_attr_overridden_with_func(self):
+        # forgotten @property decorator
+        try:
+            class Function(pure_interface.Concrete, IAttribute):
+                def a(self):
+                    return 2
+
+            Function()
+        except:
+            self.fail('Overriding attribute with function should not crash')
+
+        self.assertEqual(frozenset(), Function._pi.abstractproperties)
+
 
 py_36_tests = """
 def test_annotations(self):

pip install -e .[dev]
parse_log_pytest
requirements.txt
mock pycontracts pytest
3.6
requirements.txt
pytest --no-header -rA --tb=line --color=no -p no:cacheprovider -W ignore::DeprecationWarning
attrs==22.2.0
certifi==2021.5.30
decorator==5.1.1
future==1.0.0
importlib-metadata==4.8.3
iniconfig==1.1.1
mock==5.2.0
packaging==21.3
pluggy==1.0.0
-e git+https://github.com/seequent/pure_interface.git@d5c56fabe1bdf4d1f0f5835a0382949cef2497f9#egg=pure_interface
py==1.11.0
PyContracts==1.8.12
pyparsing==3.1.4
pytest==7.0.1
six==1.17.0
tomli==1.2.3
typing==3.7.4.3
typing_extensions==4.1.1
zipp==3.6.0

name: pure_interface
channels:
  - defaults
  - https://repo.anaconda.com/pkgs/main
  - https://repo.anaconda.com/pkgs/r
  - conda-forge
dependencies:
  - _libgcc_mutex=0.1=main
  - _openmp_mutex=5.1=1_gnu
  - ca-certificates=2025.2.25=h06a4308_0
  - certifi=2021.5.30=py36h06a4308_0
  - ld_impl_linux-64=2.40=h12ee557_0
  - libffi=3.3=he6710b0_2
  - libgcc-ng=11.2.0=h1234567_1
  - libgomp=11.2.0=h1234567_1
  - libstdcxx-ng=11.2.0=h1234567_1
  - ncurses=6.4=h6a678d5_0
  - openssl=1.1.1w=h7f8727e_0
  - pip=21.2.2=py36h06a4308_0
  - python=3.6.13=h12debd9_1
  - readline=8.2=h5eee18b_0
  - setuptools=58.0.4=py36h06a4308_0
  - sqlite=3.45.3=h5eee18b_0
  - tk=8.6.14=h39e8969_0
  - wheel=0.37.1=pyhd3eb1b0_0
  - xz=5.6.4=h5eee18b_1
  - zlib=1.2.13=h5eee18b_1
  - pip:
      - attrs==22.2.0
      - decorator==5.1.1
      - future==1.0.0
      - importlib-metadata==4.8.3
      - iniconfig==1.1.1
      - mock==5.2.0
      - packaging==21.3
      - pluggy==1.0.0
      - py==1.11.0
      - pycontracts==1.8.12
      - pyparsing==3.1.4
      - pytest==7.0.1
      - six==1.17.0
      - tomli==1.2.3
      - typing==3.7.4.3
      - typing-extensions==4.1.1
      - zipp==3.6.0
prefix: /opt/conda/envs/pure_interface

tests/test_implementation_checks.py::TestAttributeImplementations::test_attr_overridden_with_func
tests/test_implementation_checks.py::TestImplementationChecks::test_can_override_func_with_descriptor tests/test_implementation_checks.py::TestImplementationChecks::test_can_use_type_methods tests/test_implementation_checks.py::TestImplementationChecks::test_concrete_abc_detection tests/test_implementation_checks.py::TestImplementationChecks::test_concrete_base_detection tests/test_implementation_checks.py::TestImplementationChecks::test_concrete_base_detection2 tests/test_implementation_checks.py::TestImplementationChecks::test_decorators_not_unwrapped tests/test_implementation_checks.py::TestImplementationChecks::test_instantiation_fails tests/test_implementation_checks.py::TestImplementationChecks::test_interface_abc_detection tests/test_implementation_checks.py::TestImplementationChecks::test_is_development_flag_stops_warnings tests/test_implementation_checks.py::TestImplementationChecks::test_missing_methods_warning tests/test_implementation_checks.py::TestImplementationChecks::test_partial_implementation_attribute tests/test_implementation_checks.py::TestImplementationChecks::test_partial_implementation_warning tests/test_implementation_checks.py::TestPropertyImplementations::test_abstract_attribute_override_passes tests/test_implementation_checks.py::TestPropertyImplementations::test_abstract_property_is_cleared tests/test_implementation_checks.py::TestPropertyImplementations::test_abstract_property_override_passes tests/test_implementation_checks.py::TestPropertyImplementations::test_attribute_override_passes tests/test_implementation_checks.py::TestPropertyImplementations::test_class_and_static_methods tests/test_implementation_checks.py::TestPropertyImplementations::test_getattr_property_passes tests/test_implementation_checks.py::TestPropertyImplementations::test_missing_abstract_property_fails tests/test_implementation_checks.py::TestPropertyImplementations::test_missing_property_fails tests/test_implementation_checks.py::TestPropertyImplementations::test_missing_property_subclass_fails tests/test_implementation_checks.py::TestPropertyImplementations::test_property_override_passes tests/test_implementation_checks.py::TestPropertyImplementations::test_ro_abstract_attribute_override_passes tests/test_implementation_checks.py::TestPropertyImplementations::test_ro_abstract_attribute_override_passes3 tests/test_implementation_checks.py::TestPropertyImplementations::test_ro_abstract_property_override_passes tests/test_implementation_checks.py::TestPropertyImplementations::test_ro_abstract_property_override_passes3 tests/test_implementation_checks.py::TestPropertyImplementations::test_ro_attribute_override_passes tests/test_implementation_checks.py::TestPropertyImplementations::test_ro_property_override_passes tests/test_implementation_checks.py::TestAttributeImplementations::test_annotations tests/test_implementation_checks.py::TestAttributeImplementations::test_class_attribute_in_dir tests/test_implementation_checks.py::TestAttributeImplementations::test_class_attribute_in_interface tests/test_implementation_checks.py::TestAttributeImplementations::test_class_attribute_is_removed tests/test_implementation_checks.py::TestAttributeImplementations::test_class_attribute_is_required tests/test_implementation_checks.py::TestAttributeImplementations::test_class_attribute_must_be_none tests/test_implementation_checks.py::TestAttributeImplementations::test_class_attribute_passes tests/test_implementation_checks.py::TestAttributeImplementations::test_instance_attribute_passes tests/test_implementation_checks.py::TestAttributeImplementations::test_mock_spec_includes_attrs tests/test_implementation_checks.py::TestAttributeImplementations::test_property_passes tests/test_implementation_checks.py::TestAttributeImplementations::test_raising_property tests/test_implementation_checks.py::TestCrossImplementations::test_cross_implementations
pure_interface.py
pure_interface.py