diff --git a/src/mflux/exceptions.py b/src/mflux/exceptions.py
index a92b499..7f28df6 100644
--- a/src/mflux/exceptions.py
+++ b/src/mflux/exceptions.py
@@ -3,11 +3,11 @@ class MFluxException(Exception):
 
 
 class ImageSavingException(MFluxException):
-    """error ocurred while attempting to save image to storage."""
+    """error occurred while attempting to save image to storage."""
 
 
 class MetadataEmbedException(MFluxException):
-    """error ocurred while attempting to embed metadata in image"""
+    """error occurred while attempting to embed metadata in image"""
 
 
 class MFluxUserException(MFluxException):
diff --git a/src/mflux/post_processing/generated_image.py b/src/mflux/post_processing/generated_image.py
index 251e57b..f2320d8 100644
--- a/src/mflux/post_processing/generated_image.py
+++ b/src/mflux/post_processing/generated_image.py
@@ -1,5 +1,6 @@
 import importlib
-
+import pathlib
+import typing as t
 import PIL.Image
 import mlx.core as mx
 
@@ -37,7 +38,7 @@ class GeneratedImage:
         self.controlnet_image = controlnet_image_path
         self.controlnet_strength = controlnet_strength
 
-    def save(self, path: str, export_json_metadata: bool = False) -> None:
+    def save(self, path: t.Union[str, pathlib.Path], export_json_metadata: bool = False) -> None:
         from mflux import ImageUtil
 
         ImageUtil.save_image(self.image, path, self._get_metadata(), export_json_metadata)
diff --git a/src/mflux/post_processing/image_util.py b/src/mflux/post_processing/image_util.py
index 726df64..ba7c07f 100644
--- a/src/mflux/post_processing/image_util.py
+++ b/src/mflux/post_processing/image_util.py
@@ -1,7 +1,7 @@
 import typing as t
 import json
 import logging
-from pathlib import Path
+import pathlib
 import PIL
 import PIL.Image
 import mlx.core as mx
@@ -47,6 +47,7 @@ class ImageUtil:
             controlnet_strength=config.controlnet_strength if isinstance(config.config, ConfigControlnet) else None,
         )
 
+    @staticmethod
     def to_composite_image(generated_images: t.List[GeneratedImage]) -> Image:
         # stitch horizontally
         total_width = sum(gen_img.image.width for gen_img in generated_images)
@@ -100,11 +101,11 @@ class ImageUtil:
     @staticmethod
     def save_image(
             image: PIL.Image.Image,
-            path: str,
+            path: t.Union[str, pathlib.Path],
             metadata: dict | None = None,
             export_json_metadata: bool = False
     ) -> None:  # fmt: off
-        file_path = Path(path)
+        file_path = pathlib.Path(path)
         file_path.parent.mkdir(parents=True, exist_ok=True)
         file_name = file_path.stem
         file_extension = file_path.suffix