diff --git a/src/sentry/options/defaults.py b/src/sentry/options/defaults.py
index c7a28143ae96ae..41bb528cc09e72 100644
--- a/src/sentry/options/defaults.py
+++ b/src/sentry/options/defaults.py
@@ -3315,12 +3315,6 @@
     flags=FLAG_AUTOMATOR_MODIFIABLE,
 )
 
-register(
-    "workflow_engine.use_cohort_selection",
-    type=Bool,
-    default=True,
-    flags=FLAG_AUTOMATOR_MODIFIABLE,
-)
 register(
     "workflow_engine.schedule.min_cohort_scheduling_age_seconds",
     type=Int,
diff --git a/tests/sentry/workflow_engine/processors/test_schedule.py b/tests/sentry/workflow_engine/processors/test_schedule.py
index 2bc002401adcc5..99a912341f839b 100644
--- a/tests/sentry/workflow_engine/processors/test_schedule.py
+++ b/tests/sentry/workflow_engine/processors/test_schedule.py
@@ -55,9 +55,7 @@ class ProcessBufferedWorkflowsTest(CreateEventTestCase):
         {"delayed_workflow.rollout": True},
     )
     @patch("sentry.workflow_engine.processors.schedule.process_in_batches")
-    def test_fetches_from_buffer_and_executes_with_conditional_delete(
-        self, mock_process_in_batches: MagicMock
-    ) -> None:
+    def test_fetches_from_buffer_and_executes(self, mock_process_in_batches: MagicMock) -> None:
         project = self.create_project()
         project_two = self.create_project()
         group = self.create_group(project)
@@ -521,7 +519,6 @@ def test_chosen_projects_exception_during_processing(self, mock_project_chooser:
         mock_buffer_client.persist_updates.assert_not_called()
 
 
-@override_options({"workflow_engine.scheduler.use_conditional_delete": True})
 def test_mark_projects_processed_only_cleans_up_processed_projects() -> None:
     """Test that mark_projects_processed only cleans up processed projects, not all projects."""
     processed_project_id = 5000