diff --git a/arkindex_worker/worker/training.py b/arkindex_worker/worker/training.py
index bacd1dde8f451206ff68169e0364191cd17b4387..37dbc30796fb6c55e0c27fb35d6b5ba8918bc801 100644
--- a/arkindex_worker/worker/training.py
+++ b/arkindex_worker/worker/training.py
@@ -98,6 +98,7 @@ class TrainingMixin(object):
         model_id: str,
         tag: Optional[str] = None,
         description: Optional[str] = None,
+        configuration: Optional[dict] = {},
     ):
         """
         This method creates a model archive and its associated hash,
@@ -105,8 +106,9 @@ class TrainingMixin(object):
 
         :param model_path: Path to the directory containing the model version's files.
         :param model_id: ID of the model
-        :param tag:
-        :param description:
+        :param tag: Tag of the model version
+        :param description: Description of the model version
+        :param configuration: Configuration of the model version
         """
 
         if self.is_read_only:
@@ -140,7 +142,7 @@ class TrainingMixin(object):
 
         # Update the model version with state, configuration parsed, tag, description (defaults to name of the worker)
         self.update_model_version(
-            model_version_details=model_version_details,
+            model_version_details=model_version_details, configuration=configuration
         )
 
     def create_model_version(
@@ -222,7 +224,7 @@ class TrainingMixin(object):
     def update_model_version(
         self,
         model_version_details: dict,
-        configuration: dict = {},
+        configuration: dict,
     ) -> None:
         """
         Update the specified model version to the state `Available` and use the given information"