diff --git a/tests/workflow/sub_workflows/test_core_scouter.py b/tests/workflow/sub_workflows/test_core_scouter.py
index f574325..16ecff6 100644
--- a/tests/workflow/sub_workflows/test_core_scouter.py
+++ b/tests/workflow/sub_workflows/test_core_scouter.py
@@ -2,7 +2,7 @@ from unittest.mock import AsyncMock, patch, call, ANY
 import pytest
 from scouter.workflow.sub_workflows.core_scouter import CoreScouter
 from scouter.activities.activities import Activities
-from sientia_do.temporal.constants import DATETIME_FORMAT_MS_WITH_TZ
+from sientia_do.temporal.constants import DATETIME_FORMAT_WITH_TZ
 
 
 @pytest.fixture
@@ -98,7 +98,7 @@ async def test_core_scouter_workflow_success(mock_workflow, core_scouter):
                 'data': 'held_data',
                 'timestamp_conversion': {
                     'column': 'timestamp',
-                    'format': DATETIME_FORMAT_MS_WITH_TZ
+                    'format': DATETIME_FORMAT_WITH_TZ
                 }
             },
             retry_policy=ANY,