diff --git a/tribev2/demo_utils.py b/tribev2/demo_utils.py
index fa735a7..29e404f 100644
--- a/tribev2/demo_utils.py
+++ b/tribev2/demo_utils.py
@@ -198,11 +198,26 @@ def from_pretrained(
         else:
             from huggingface_hub import hf_hub_download
 
-            repo_id = str(checkpoint_dir)
+            repo_id = checkpoint_dir.as_posix()
             config_path = hf_hub_download(repo_id, "config.yaml")
             ckpt_path = hf_hub_download(repo_id, checkpoint_name)
+        class _WindowsCompatLoader(yaml.UnsafeLoader):
+            pass
+
+        def _posixpath_constructor(loader, node):
+            args = loader.construct_sequence(node, deep=True)
+            return Path(*args)
+
+        for _tag in (
+            "tag:yaml.org,2002:python/object/apply:pathlib.PosixPath",
+            "tag:yaml.org,2002:python/object/apply:pathlib.WindowsPath",
+            "tag:yaml.org,2002:python/object/new:pathlib.PosixPath",
+            "tag:yaml.org,2002:python/object/new:pathlib.WindowsPath",
+        ):
+            _WindowsCompatLoader.yaml_constructors[_tag] = _posixpath_constructor
+
         with open(config_path, "r") as f:
-            config = ConfDict(yaml.load(f, Loader=yaml.UnsafeLoader))
+            config = ConfDict(yaml.load(f, Loader=_WindowsCompatLoader))
         for modality in ["text", "audio", "video"]:
             config[f"data.{modality}_feature.infra.folder"] = cache_folder
             config[f"data.{modality}_feature.infra.cluster"] = cluster