diff --git a/homeassistant/data_entry_flow.py b/homeassistant/data_entry_flow.py
index ac93851bbda..6a1453c9ff3 100644
--- a/homeassistant/data_entry_flow.py
+++ b/homeassistant/data_entry_flow.py
@@ -194,7 +194,7 @@ def _map_error_to_schema_errors(
 class FlowManager(abc.ABC, Generic[_FlowResultT, _HandlerT]):
     """Manage all the flows that are in progress."""
 
-    _flow_result: Callable[..., _FlowResultT] = FlowResult  # type: ignore[assignment]
+    _flow_result: type[_FlowResultT] = FlowResult  # type: ignore[assignment]
 
     def __init__(
         self,
@@ -615,7 +615,7 @@ class FlowManager(abc.ABC, Generic[_FlowResultT, _HandlerT]):
 class FlowHandler(Generic[_FlowResultT, _HandlerT]):
     """Handle a data entry flow."""
 
-    _flow_result: Callable[..., _FlowResultT] = FlowResult  # type: ignore[assignment]
+    _flow_result: type[_FlowResultT] = FlowResult  # type: ignore[assignment]
 
     # Set by flow manager
     cur_step: _FlowResultT | None = None
diff --git a/requirements_test.txt b/requirements_test.txt
index 84e674b7109..4dd02246a6e 100644
--- a/requirements_test.txt
+++ b/requirements_test.txt
@@ -11,7 +11,7 @@ astroid==3.1.0
 coverage==7.4.4
 freezegun==1.4.0
 mock-open==1.4.0
-mypy-dev==1.9.0b1
+mypy-dev==1.10.0a3
 pre-commit==3.7.0
 pydantic==1.10.12
 pylint==3.1.0