diff --git a/rubicon_ml/schema/logger.py b/rubicon_ml/schema/logger.py
index f8333aff..203038e1 100644
--- a/rubicon_ml/schema/logger.py
+++ b/rubicon_ml/schema/logger.py
@@ -184,7 +184,11 @@ def log_with_schema(
                 if "self" in artifact:
                     logging_func_name = artifact["self"]
                     logging_func = getattr(experiment, logging_func_name)
-                    logging_func(obj)
+
+                    # Get remaining artifact logging function parameters and run with func
+                    logging_func(
+                        obj, **dict((k, v) for k, v in artifact.items() if k != "self")
+                    )  # key-values in rest of dictionary are passed as arguments
                 else:
                     data_object = _get_data_object(obj, artifact)
 
diff --git a/tests/integration/test_schema.py b/tests/integration/test_schema.py
index 73fe4575..2d3c5b61 100644
--- a/tests/integration/test_schema.py
+++ b/tests/integration/test_schema.py
@@ -3,6 +3,7 @@
 import pytest
 from h2o import H2OFrame
 from h2o.estimators.gbm import H2OGradientBoostingEstimator
+from h2o.estimators.generic import H2OGenericEstimator
 from h2o.estimators.glm import H2OGeneralizedLinearEstimator
 from h2o.estimators.random_forest import H2ORandomForestEstimator
 from h2o.estimators.targetencoder import H2OTargetEncoderEstimator
@@ -12,6 +13,8 @@
 from xgboost import XGBClassifier, XGBRegressor
 from xgboost.dask import DaskXGBClassifier, DaskXGBRegressor
 
+from rubicon_ml.schema import registry
+
 PANDAS_SCHEMA_CLS = [
     LGBMClassifier,
     LGBMRegressor,
@@ -40,12 +43,15 @@ def _fit_and_log(X, y, schema_cls, rubicon_project):
     rubicon_project.log_with_schema(model)
 
 
-def _train_and_log(X, y, schema_cls, rubicon_project):
+def _train_and_log(X, y, schema_cls, rubicon_project, schema=None):
     target_name = "target"
     training_frame = pd.concat([X, pd.Series(y)], axis=1)
     training_frame.columns = [*X.columns, target_name]
     training_frame_h2o = H2OFrame(training_frame)
 
+    if schema:
+        rubicon_project.set_schema(schema)
+
     model = schema_cls()
     model.train(
         training_frame=training_frame_h2o,
@@ -97,8 +103,10 @@ def test_estimator_schema_fit_dask_df(
 
 @pytest.mark.integration
 @pytest.mark.parametrize("schema_cls", H2O_SCHEMA_CLS)
+@pytest.mark.parametrize("extended_schema", [True, False])
 def test_estimator_h2o_schema_train(
     schema_cls,
+    extended_schema,
     make_classification_df,
     rubicon_local_filesystem_client_with_project,
 ):
@@ -107,10 +115,42 @@ def test_estimator_h2o_schema_train(
     X, y = make_classification_df
     y = y > y.mean()
 
-    experiment = _train_and_log(X, y, schema_cls, project)
-    model_artifact = experiment.artifact(name=schema_cls.__name__)
-
-    assert len(project.schema_["parameters"]) == len(experiment.parameters())
+    # H2OTargetEncoderEstimator does not support MOJO
+    if not extended_schema or schema_cls == H2OTargetEncoderEstimator:
+        use_mojo = False
+        deserialize_method = "h2o_binary"
+        artifact_name = schema_cls.__name__
+    else:
+        use_mojo = True
+        deserialize_method = "h2o_mojo"
+        artifact_name = H2OGenericEstimator.__name__
+
+    if extended_schema:
+        schema = {
+            "name": f"h2o__{schema_cls.__name__}__ext",
+            "extends": f"h2o__{schema_cls.__name__}",
+            "artifacts": [
+                {
+                    "self": "log_h2o_model",
+                    "artifact_name": artifact_name,
+                    "export_cross_validation_predictions": True,
+                    "use_mojo": use_mojo,
+                },
+            ],
+        }
+    else:
+        schema = None
+
+    experiment = _train_and_log(X, y, schema_cls, project, schema)
+    model_artifact = experiment.artifact(name=artifact_name)
+
+    if extended_schema:
+        # Make sure the extended schema parameters are set properly with the schema from registry
+        assert len(registry.get_schema(f"h2o__{schema_cls.__name__}")["parameters"]) == len(
+            experiment.parameters()
+        )
+    else:
+        assert len(project.schema_["parameters"]) == len(experiment.parameters())
     assert (
-        model_artifact.get_data(deserialize="h2o_binary").__class__.__name__ == schema_cls.__name__
+        model_artifact.get_data(deserialize=deserialize_method).__class__.__name__ == artifact_name
     )
diff --git a/tests/unit/schema/test_schema_logger.py b/tests/unit/schema/test_schema_logger.py
index e7b94cd4..7df3066e 100644
--- a/tests/unit/schema/test_schema_logger.py
+++ b/tests/unit/schema/test_schema_logger.py
@@ -110,10 +110,10 @@ def test_log_artifacts_with_schema(objects_to_log, rubicon_project, artifact_sch
         object_b.__class__,
     )
 
-    def custom_logging_func(self, obj):
+    def custom_logging_func(self, obj, test_param):
         self.custom_logging_func_called = True
 
-    artifact_schema["artifacts"].append({"self": "custom_logging_func"})
+    artifact_schema["artifacts"].append({"self": "custom_logging_func", "test_param": "test"})
 
     with mock.patch.object(
         rubicon_ml.client.experiment.Experiment,