diff --git a/src/sagemaker/huggingface/model.py b/src/sagemaker/huggingface/model.py
index 107e7407cc..48e3681563 100644
--- a/src/sagemaker/huggingface/model.py
+++ b/src/sagemaker/huggingface/model.py
@@ -304,6 +304,7 @@ def register(
         approval_status=None,
         description=None,
         drift_check_baselines=None,
+        customer_metadata_properties=None,
         domain=None,
     ):
         """Creates a model package for creating SageMaker models or listing on Marketplace.
@@ -332,6 +333,8 @@ def register(
                 or "PendingManualApproval". Defaults to ``PendingManualApproval``.
             description (str): Model Package description. Defaults to ``None``.
             drift_check_baselines (DriftCheckBaselines): DriftCheckBaselines object (default: None).
+            customer_metadata_properties (dict[str, str]): A dictionary of key-value paired
+                metadata properties (default: None).
             domain (str): Domain values can be "COMPUTER_VISION", "NATURAL_LANGUAGE_PROCESSING",
                 "MACHINE_LEARNING" (default: None).
 
@@ -362,6 +365,7 @@ def register(
             approval_status,
             description,
             drift_check_baselines=drift_check_baselines,
+            customer_metadata_properties=customer_metadata_properties,
             domain=domain,
         )
 
diff --git a/src/sagemaker/sklearn/model.py b/src/sagemaker/sklearn/model.py
index 91380721ef..e0ae5e2c3d 100644
--- a/src/sagemaker/sklearn/model.py
+++ b/src/sagemaker/sklearn/model.py
@@ -151,6 +151,8 @@ def register(
         marketplace_cert=False,
         approval_status=None,
         description=None,
+        drift_check_baselines=None,
+        customer_metadata_properties=None,
         domain=None,
     ):
         """Creates a model package for creating SageMaker models or listing on Marketplace.
@@ -176,6 +178,9 @@ def register(
             approval_status (str): Model Approval Status, values can be "Approved", "Rejected",
                 or "PendingManualApproval" (default: "PendingManualApproval").
             description (str): Model Package description (default: None).
+            drift_check_baselines (DriftCheckBaselines): DriftCheckBaselines object (default: None).
+            customer_metadata_properties (dict[str, str]): A dictionary of key-value paired
+                metadata properties (default: None).
             domain (str): Domain values can be "COMPUTER_VISION", "NATURAL_LANGUAGE_PROCESSING",
                 "MACHINE_LEARNING" (default: None).
 
@@ -205,6 +210,8 @@ def register(
             marketplace_cert,
             approval_status,
             description,
+            drift_check_baselines=drift_check_baselines,
+            customer_metadata_properties=customer_metadata_properties,
             domain=domain,
         )