diff --git a/addon_toolkit/operation.py b/addon_toolkit/operation.py
index 2fa28f1b..780b0151 100644
--- a/addon_toolkit/operation.py
+++ b/addon_toolkit/operation.py
@@ -53,12 +53,14 @@ class _UnboundAddonOperation:
 
     def __set_name__(self, cls, name):
         AddonOperation._register_operation(self, cls, name)
-        # replace this AddonOperation with the original function
+        # replace this _UnboundAddonOperation with the original function
         setattr(cls, name, self.operation_fn)
 
 
 @dataclasses.dataclass(frozen=True)
-class AddonOperation(_UnboundAddonOperation):
+class AddonOperation:
+    operation_type: AddonOperationType
+    capability: enum.Enum
     declaration_cls: type[AddonInterface]
     method_name: str
 
@@ -81,7 +83,8 @@ def _register_operation(
         method_name: str,
     ):
         _operation = cls(
-            **dataclasses.asdict(unbound_operation),
+            operation_type=unbound_operation.operation_type,
+            capability=unbound_operation.capability,
             declaration_cls=declaration_cls,
             method_name=method_name,
         )
diff --git a/addon_toolkit/tests/test_addon_category.py b/addon_toolkit/tests/test_addon_category.py
index 65155fa2..3aa51148 100644
--- a/addon_toolkit/tests/test_addon_category.py
+++ b/addon_toolkit/tests/test_addon_category.py
@@ -62,21 +62,18 @@ def test_operation_list(self):
         _my_cap = self.my_addon_category.capabilities
         _my_interface_cls = self.my_addon_category.base_interface
         _expected_get_op = AddonOperation(
-            operation_fn=_my_interface_cls.url_for_get,
             operation_type=AddonOperationType.REDIRECT,
             capability=_my_cap.GET_IT,
             declaration_cls=_my_interface_cls,
             method_name="url_for_get",
         )
         _expected_put_op = AddonOperation(
-            operation_fn=_my_interface_cls.url_for_put,
             operation_type=AddonOperationType.REDIRECT,
             capability=_my_cap.PUT_IT,
             declaration_cls=_my_interface_cls,
             method_name="url_for_put",
         )
         _query_operation = AddonOperation(
-            operation_fn=_my_interface_cls.query_relations,
             operation_type=AddonOperationType.PROXY,
             capability=_my_cap.GET_IT,
             declaration_cls=_my_interface_cls,