diff --git a/setup.cfg b/setup.cfg
index f9e6652c..6947a0f5 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -35,7 +35,7 @@ install_requires =
     importlib-metadata
     pandas>=1.4,<2
     torch>=1.10.0,<2.0
-    scikit-learn>=1.0
+    scikit-learn>=1.2
     nflows>=0.14
     numpy>=1.20, <1.24
     lifelines>=0.27,!= 0.27.5
diff --git a/src/synthcity/plugins/core/models/tabular_encoder.py b/src/synthcity/plugins/core/models/tabular_encoder.py
index 45b13f50..1e6f9fec 100644
--- a/src/synthcity/plugins/core/models/tabular_encoder.py
+++ b/src/synthcity/plugins/core/models/tabular_encoder.py
@@ -60,7 +60,7 @@ class TabularEncoder(TransformerMixin, BaseEstimator):
 
     categorical_encoder: Union[str, type] = "onehot"
     continuous_encoder: Union[str, type] = "bayesian_gmm"
-    cat_encoder_params: dict = dict(handle_unknown="ignore", sparse=False)
+    cat_encoder_params: dict = dict(handle_unknown="ignore", sparse_output=False)
     cont_encoder_params: dict = dict(n_components=10)
 
     @validate_arguments(config=dict(arbitrary_types_allowed=True))