diff --git a/taipy/gui_core/_context.py b/taipy/gui_core/_context.py
index da6fcd572..ad7897e18 100644
--- a/taipy/gui_core/_context.py
+++ b/taipy/gui_core/_context.py
@@ -70,7 +70,7 @@
     _GuiCoreScenarioProperties,
     _invoke_action,
 )
-from ._utils import ClientStatus
+from ._utils import _ClientStatus
 from .filters import CustomScenarioFilter
 
 
@@ -93,7 +93,7 @@ def __init__(self, gui: Gui) -> None:
         self.data_nodes_by_owner: t.Optional[t.Dict[t.Optional[str], t.List[DataNode]]] = None
         self.scenario_configs: t.Optional[t.List[t.Tuple[str, str]]] = None
         self.jobs_list: t.Optional[t.List[Job]] = None
-        self.client_submission: t.Dict[str, ClientStatus] = {}
+        self.client_submission: t.Dict[str, _ClientStatus] = {}
         # register to taipy core notification
         reg_id, reg_queue = Notifier.register()
         # locks
@@ -639,7 +639,7 @@ def submit_entity(self, state: State, id: str, payload: t.Dict[str, str]):
                     client_id=self.gui._get_client_id(),
                     module_context=self.gui._get_locals_context(),
                 )
-                client_status = ClientStatus(self.gui._get_client_id(), submission_entity.submission_status)
+                client_status = _ClientStatus(self.gui._get_client_id(), submission_entity.submission_status)
                 with self.submissions_lock:
                     self.client_submission[submission_entity.id] = client_status
                 if Config.core.mode == "development":
diff --git a/taipy/gui_core/_utils.py b/taipy/gui_core/_utils.py
index 497f20d16..bdb7656b7 100644
--- a/taipy/gui_core/_utils.py
+++ b/taipy/gui_core/_utils.py
@@ -15,6 +15,6 @@
 
 
 @dataclass
-class ClientStatus:
+class _ClientStatus:
     client_id: t.Optional[str]
     submission_status: SubmissionStatus
diff --git a/tests/gui_core/test_context_is_readable.py b/tests/gui_core/test_context_is_readable.py
index 29242610e..c2b79359e 100644
--- a/tests/gui_core/test_context_is_readable.py
+++ b/tests/gui_core/test_context_is_readable.py
@@ -29,6 +29,7 @@
 from taipy.core.task._task_manager_factory import _TaskManagerFactory
 from taipy.gui import Gui
 from taipy.gui_core._context import _GuiCoreContext
+from taipy.gui_core._utils import _ClientStatus
 
 a_cycle = Cycle(Frequency.DAILY, {}, datetime.now(), datetime.now(), datetime.now(), id=CycleId("CYCLE_id"))
 a_scenario = Scenario("scenario_config_id", None, {}, sequences={"sequence": {}})
@@ -201,7 +202,7 @@ def test_submission_status_callback(self):
             def sub_cb():
                 return True
 
-            gui_core_context.client_submission[a_submission.id] = SubmissionStatus.UNDEFINED
+            gui_core_context.client_submission[a_submission.id] = _ClientStatus("", SubmissionStatus.UNDEFINED)
             gui_core_context.submission_status_callback(a_submission.id)
             mockget.assert_called()
             found = False