diff --git a/spotiflow/cli/predict.py b/spotiflow/cli/predict.py
index cb93d29..fcb492b 100644
--- a/spotiflow/cli/predict.py
+++ b/spotiflow/cli/predict.py
@@ -61,8 +61,8 @@ def get_args():
         "--out-dir",
         type=Path,
         required=False,
-        default=None,
-        help="Output directory. If not provided, will create a 'spotiflow_results' subfolder in the input folder and write the CSV(s) there.",
+        default='spotiflow_results',
+        help="Output directory to write the CSV(s). If not provided, will create a 'spotiflow_results' subfolder in the current folder.",
     )
 
     predict = parser.add_argument_group(
diff --git a/spotiflow/cli/train.py b/spotiflow/cli/train.py
index e30ed18..6cf846b 100644
--- a/spotiflow/cli/train.py
+++ b/spotiflow/cli/train.py
@@ -64,8 +64,9 @@ def get_args() -> argparse.Namespace:
         "-o",
         "--outdir",
         type=Path,
-        required=True,
-        help="Output directory where the model will be stored.",
+        required=False,
+        default="spotiflow_model",
+        help="Output directory where the model will be stored (defaults to 'spotiflow_model' in current directory).",
     )
 
     model_args = parser.add_argument_group(