diff --git a/src/metriport/medical/resources/facility/types/facility.py b/src/metriport/medical/resources/facility/types/facility.py
index e9749c3..1c254f7 100644
--- a/src/metriport/medical/resources/facility/types/facility.py
+++ b/src/metriport/medical/resources/facility/types/facility.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .base_facility import BaseFacility
 
 try:
diff --git a/src/metriport/medical/resources/facility/types/list_facilities_response.py b/src/metriport/medical/resources/facility/types/list_facilities_response.py
index 618e55f..ab7fd6a 100644
--- a/src/metriport/medical/resources/facility/types/list_facilities_response.py
+++ b/src/metriport/medical/resources/facility/types/list_facilities_response.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .facility import Facility
 
 try:
diff --git a/src/metriport/medical/resources/organization/types/organization.py b/src/metriport/medical/resources/organization/types/organization.py
index c4a2416..db89916 100644
--- a/src/metriport/medical/resources/organization/types/organization.py
+++ b/src/metriport/medical/resources/organization/types/organization.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .organization_create import OrganizationCreate
 
 try:
diff --git a/src/metriport/medical/resources/organization/types/organization_create.py b/src/metriport/medical/resources/organization/types/organization_create.py
index a301560..ee328a7 100644
--- a/src/metriport/medical/resources/organization/types/organization_create.py
+++ b/src/metriport/medical/resources/organization/types/organization_create.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .....commons.types.address import Address
 from .org_type import OrgType
 
diff --git a/src/metriport/medical/resources/patient/types/base_patient.py b/src/metriport/medical/resources/patient/types/base_patient.py
index 1431f6b..cf520f1 100644
--- a/src/metriport/medical/resources/patient/types/base_patient.py
+++ b/src/metriport/medical/resources/patient/types/base_patient.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .....commons.types.address import Address
 from .contact import Contact
 from .personal_identifier import PersonalIdentifier
diff --git a/src/metriport/medical/resources/patient/types/contact.py b/src/metriport/medical/resources/patient/types/contact.py
index 78060f2..d97a13d 100644
--- a/src/metriport/medical/resources/patient/types/contact.py
+++ b/src/metriport/medical/resources/patient/types/contact.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 
 try:
     import pydantic.v1 as pydantic  # type: ignore
diff --git a/src/metriport/medical/resources/patient/types/drivers_license.py b/src/metriport/medical/resources/patient/types/drivers_license.py
index d2f75f3..ec0a3ef 100644
--- a/src/metriport/medical/resources/patient/types/drivers_license.py
+++ b/src/metriport/medical/resources/patient/types/drivers_license.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .....commons.types.us_state import UsState
 from .....fhir.types.period import Period
 
diff --git a/src/metriport/medical/resources/patient/types/list_patients_response.py b/src/metriport/medical/resources/patient/types/list_patients_response.py
index 8abfe44..f740cbe 100644
--- a/src/metriport/medical/resources/patient/types/list_patients_response.py
+++ b/src/metriport/medical/resources/patient/types/list_patients_response.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .patient import Patient
 
 try:
diff --git a/src/metriport/medical/resources/patient/types/medical_record_status.py b/src/metriport/medical/resources/patient/types/medical_record_status.py
index b1fa625..774b4ed 100644
--- a/src/metriport/medical/resources/patient/types/medical_record_status.py
+++ b/src/metriport/medical/resources/patient/types/medical_record_status.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .record_status import RecordStatus
 
 try:
diff --git a/src/metriport/medical/resources/patient/types/patient.py b/src/metriport/medical/resources/patient/types/patient.py
index 60c8e1f..41111c2 100644
--- a/src/metriport/medical/resources/patient/types/patient.py
+++ b/src/metriport/medical/resources/patient/types/patient.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .base_patient import BasePatient
 from .facility_id import FacilityId
 
diff --git a/src/metriport/medical/resources/patient/types/record_status.py b/src/metriport/medical/resources/patient/types/record_status.py
index ddb496e..f8adbe5 100644
--- a/src/metriport/medical/resources/patient/types/record_status.py
+++ b/src/metriport/medical/resources/patient/types/record_status.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 
 try:
     import pydantic.v1 as pydantic  # type: ignore
diff --git a/src/metriport/medical/resources/webhooks/types/payload_patient.py b/src/metriport/medical/resources/webhooks/types/payload_patient.py
index ccba112..1fc0f60 100644
--- a/src/metriport/medical/resources/webhooks/types/payload_patient.py
+++ b/src/metriport/medical/resources/webhooks/types/payload_patient.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .....fhir.types.bundle import Bundle
 from .consolidated_webhook_status import ConsolidatedWebhookStatus
 from .filters import Filters
diff --git a/src/metriport/medical/resources/webhooks/types/webhook_document_data_payload.py b/src/metriport/medical/resources/webhooks/types/webhook_document_data_payload.py
index eaf1bb4..f06c044 100644
--- a/src/metriport/medical/resources/webhooks/types/webhook_document_data_payload.py
+++ b/src/metriport/medical/resources/webhooks/types/webhook_document_data_payload.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .....fhir.types.codeable_concept import CodeableConcept
 
 try:
diff --git a/src/metriport/medical/resources/webhooks/types/webhook_metadata_payload.py b/src/metriport/medical/resources/webhooks/types/webhook_metadata_payload.py
index f0eccdb..8252916 100644
--- a/src/metriport/medical/resources/webhooks/types/webhook_metadata_payload.py
+++ b/src/metriport/medical/resources/webhooks/types/webhook_metadata_payload.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 
 try:
     import pydantic.v1 as pydantic  # type: ignore
diff --git a/src/metriport/medical/resources/webhooks/types/webhook_patient_consolidated_data_payload.py b/src/metriport/medical/resources/webhooks/types/webhook_patient_consolidated_data_payload.py
index 72e85c4..10a6d3c 100644
--- a/src/metriport/medical/resources/webhooks/types/webhook_patient_consolidated_data_payload.py
+++ b/src/metriport/medical/resources/webhooks/types/webhook_patient_consolidated_data_payload.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .payload_patient import PayloadPatient
 from .webhook_metadata_payload import WebhookMetadataPayload
 
diff --git a/src/metriport/medical/resources/webhooks/types/webhook_patient_document_data_payload.py b/src/metriport/medical/resources/webhooks/types/webhook_patient_document_data_payload.py
index d47be71..01e94e9 100644
--- a/src/metriport/medical/resources/webhooks/types/webhook_patient_document_data_payload.py
+++ b/src/metriport/medical/resources/webhooks/types/webhook_patient_document_data_payload.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .webhook_metadata_payload import WebhookMetadataPayload
 from .webhook_patient_payload import WebhookPatientPayload
 
diff --git a/src/metriport/medical/resources/webhooks/types/webhook_patient_payload.py b/src/metriport/medical/resources/webhooks/types/webhook_patient_payload.py
index 20a6169..d7d7ef0 100644
--- a/src/metriport/medical/resources/webhooks/types/webhook_patient_payload.py
+++ b/src/metriport/medical/resources/webhooks/types/webhook_patient_payload.py
@@ -3,7 +3,7 @@
 import datetime as dt
 import typing
 
-from ......core.datetime_utils import serialize_datetime
+from .....core.datetime_utils import serialize_datetime
 from .mapi_webhook_status import MapiWebhookStatus
 from .webhook_document_data_payload import WebhookDocumentDataPayload