diff --git a/spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_processor.py b/spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_processor.py
index 42d1abb87..70c38dbae 100644
--- a/spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_processor.py
+++ b/spiffworkflow-backend/src/spiffworkflow_backend/services/process_instance_processor.py
@@ -522,10 +522,6 @@ class ProcessInstanceProcessor:
         ).all()
         if len(active_tasks) > 0:
             for at in active_tasks:
-                active_task_users = at.active_task_users
-                for atu in active_task_users:
-                    # don't trust sqlalchemy to cascade - ran into race condition here.
-                    db.session.delete(atu)
                 db.session.delete(at)
 
         db.session.add(self.process_instance_model)
diff --git a/spiffworkflow-backend/tests/spiffworkflow_backend/unit/test_active_task.py b/spiffworkflow-backend/tests/spiffworkflow_backend/unit/test_active_task.py
deleted file mode 100644
index 6381482b4..000000000
--- a/spiffworkflow-backend/tests/spiffworkflow_backend/unit/test_active_task.py
+++ /dev/null
@@ -1,49 +0,0 @@
-"""Process Model."""
-from decimal import Decimal
-
-from flask.app import Flask
-from flask_bpmn.models.db import db
-
-from spiffworkflow_backend.models.active_task import ActiveTaskModel
-from spiffworkflow_backend.models.active_task_user import ActiveTaskUserModel
-from spiffworkflow_backend.services.process_instance_processor import ProcessInstanceProcessor
-from tests.spiffworkflow_backend.helpers.base_test import BaseTest
-from tests.spiffworkflow_backend.helpers.test_data import load_test_spec
-
-from spiffworkflow_backend.models.spiff_logging import SpiffLoggingModel
-
-
-class TestActiveTask(BaseTest):
-
-    def test_can_create_and_delete_an_active_task (
-        self, app: Flask, with_db_and_bpmn_file_cleanup: None
-    ) -> None:
-        process_model = load_test_spec(
-            "call_activity_test",
-            process_model_source_directory="call_activity_same_directory",
-        )
-
-        process_instance = self.create_process_instance_from_process_model(
-            process_model
-        )
-        active_task = ActiveTaskModel(
-            process_instance_id=process_instance.id,
-            process_model_display_name="my shorts",
-            form_file_name="my_file_name",
-            ui_form_file_name="",
-            task_id="1234",
-            task_name="any old thing",
-            task_title="",
-            task_type="test type",
-            task_status="WAITING",
-            lane_assignment_id=None,
-        )
-        initiator_user = self.find_or_create_user("initiator_user")
-        db.session.add(active_task)
-        db.session.commit()
-        active_task_user = ActiveTaskUserModel(active_task_id=active_task.id, user_id=initiator_user.id)
-        db.session.add(active_task_user)
-        db.session.commit()
-        processor = ProcessInstanceProcessor(process_instance)
-        processor.save()  # This should clear out all active tasks and active task users.
-        assert(len(db.session.query(ActiveTaskModel).all()) == 0)
\ No newline at end of file