diff --git a/scenarionet/converter/waymo/utils.py b/scenarionet/converter/waymo/utils.py
index c71275c..404c446 100644
--- a/scenarionet/converter/waymo/utils.py
+++ b/scenarionet/converter/waymo/utils.py
@@ -438,7 +438,7 @@ def get_waymo_scenarios(waymo_data_directory, start_index, num):
     logger.info("\nFind {} waymo files".format(num_files))
     return all_result
 
-  
+
 def preprocess_waymo_scenarios(files, worker_index):
     """
     Convert the waymo files into scenario_pb2. This happens in each worker.
diff --git a/scenarionet/tests/script/generate_sensor.py b/scenarionet/tests/script/generate_sensor.py
index 1a76598..eabf3ee 100644
--- a/scenarionet/tests/script/generate_sensor.py
+++ b/scenarionet/tests/script/generate_sensor.py
@@ -50,7 +50,7 @@ if __name__ == "__main__":
                 lane_line_detector=dict(num_lasers=0, distance=50),
                 side_detector=dict(num_lasers=12, distance=50)
             ),
-            "data_directory": AssetLoader.file_path("nuscenes", return_raw_style=False),
+            "data_directory": AssetLoader.file_path("nuscenes", unix_style=False),
 
             # "image_observation": True,
         }
diff --git a/scenarionet/tests/script/run_ckpt.py b/scenarionet/tests/script/run_ckpt.py
index ec5e134..30658f6 100644
--- a/scenarionet/tests/script/run_ckpt.py
+++ b/scenarionet/tests/script/run_ckpt.py
@@ -9,7 +9,7 @@ if __name__ == "__main__":
     initialize_ray(test_mode=False, num_gpus=1)
     env = createGymWrapper(ScenarioEnv)(
         {
-            # "data_directory": AssetLoader.file_path("nuscenes", return_raw_style=False),
+            # "data_directory": AssetLoader.file_path("nuscenes", unix_style=False),
             "data_directory": "D:\\scenarionet_testset\\nuplan_test\\nuplan_test_w_raw",
             "use_render": True,
             # "agent_policy": ReplayEgoCarPolicy,
diff --git a/scenarionet/tests/test_filter_overpass.py b/scenarionet/tests/test_filter_overpass.py
index 00776f1..4c6e6d1 100644
--- a/scenarionet/tests/test_filter_overpass.py
+++ b/scenarionet/tests/test_filter_overpass.py
@@ -10,7 +10,7 @@ from scenarionet.builder.utils import merge_database
 
 def test_filter_overpass():
     overpass_1 = os.path.join(SCENARIONET_PACKAGE_PATH, "tests", "test_dataset", "overpass")
-    overpass_in_md = AssetLoader.file_path("waymo", return_raw_style=False)
+    overpass_in_md = AssetLoader.file_path("waymo", unix_style=False)
     dataset_paths = [overpass_1, overpass_in_md]
 
     output_path = os.path.join(TMP_PATH, "combine")
diff --git a/tutorial/read_established_scenarionet_dataset.ipynb b/tutorial/read_established_scenarionet_dataset.ipynb
index a02d319..f415829 100644
--- a/tutorial/read_established_scenarionet_dataset.ipynb
+++ b/tutorial/read_established_scenarionet_dataset.ipynb
@@ -158,7 +158,7 @@
     }
    ],
    "source": [
-    "waymo_data =  AssetLoader.file_path(AssetLoader.asset_path, \"waymo\", return_raw_style=False) # Use the built-in datasets with simulator\n",
+    "waymo_data =  AssetLoader.file_path(AssetLoader.asset_path, \"waymo\", unix_style=False) # Use the built-in datasets with simulator\n",
     "os.listdir(waymo_data) # there are 3 waymo scenario file with a 'dataset_summary.pkl'"
    ]
   },
@@ -188,7 +188,7 @@
     }
    ],
    "source": [
-    "nuscenes_data =  AssetLoader.file_path(AssetLoader.asset_path, \"nuscenes\", return_raw_style=False) # Use the built-in datasets with simulator\n",
+    "nuscenes_data =  AssetLoader.file_path(AssetLoader.asset_path, \"nuscenes\", unix_style=False) # Use the built-in datasets with simulator\n",
     "os.listdir(nuscenes_data) # there are 10 nuscenes scenario file with a 'dataset_summary.pkl' and a 'dataset_summary.pkl'"
    ]
   },
diff --git a/tutorial/simulation.ipynb b/tutorial/simulation.ipynb
index 67b416e..956a1c5 100644
--- a/tutorial/simulation.ipynb
+++ b/tutorial/simulation.ipynb
@@ -118,8 +118,8 @@
     "threeD_render=False # turn on this to enable 3D render. It only works when you have a screen and not running on Colab.\n",
     "threeD_render=threeD_render and not RunningInCOLAB\n",
     "os.environ[\"SDL_VIDEODRIVER\"] = \"dummy\" # Hide the pygame window\n",
-    "waymo_data =  AssetLoader.file_path(AssetLoader.asset_path, \"waymo\", return_raw_style=False) # Use the built-in datasets with simulator\n",
-    "nuscenes_data =  AssetLoader.file_path(AssetLoader.asset_path, \"nuscenes\", return_raw_style=False) # Use the built-in datasets with simulator"
+    "waymo_data =  AssetLoader.file_path(AssetLoader.asset_path, \"waymo\", unix_style=False) # Use the built-in datasets with simulator\n",
+    "nuscenes_data =  AssetLoader.file_path(AssetLoader.asset_path, \"nuscenes\", unix_style=False) # Use the built-in datasets with simulator"
    ]
   },
   {