diff --git a/object_storage_api/services/image.py b/object_storage_api/services/image.py
index 147b73a..9e4127c 100644
--- a/object_storage_api/services/image.py
+++ b/object_storage_api/services/image.py
@@ -130,7 +130,7 @@ def update(self, image_id: str, image: ImagePatchMetadataSchema) -> ImageMetadat
                     f"Patch filename extension `{image.file_name}` does not match"
                     f"stored image `{stored_image.file_name}`"
                 )
-                
+
         update_primary = image.primary is not None and image.primary is True and stored_image.primary is False
         updated_image = self._image_repository.update(
             image_id=image_id,
diff --git a/object_storage_api/stores/image.py b/object_storage_api/stores/image.py
index bd6cf11..31ea881 100644
--- a/object_storage_api/stores/image.py
+++ b/object_storage_api/stores/image.py
@@ -18,12 +18,7 @@ class ImageStore:
     Store for managing images in an S3 object store.
     """
 
-    def upload(
-        self,
-        image_id: str,
-        image_metadata: ImagePostMetadataSchema,
-        upload_file: UploadFile,
-    ) -> str:
+    def upload(self, image_id: str, image_metadata: ImagePostMetadataSchema, upload_file: UploadFile) -> str:
         """
         Uploads a given image to object storage.
 
@@ -51,17 +46,13 @@ def create_presigned_get(self, image: ImageOut) -> str:
         :param image: `ImageOut` model of the image.
         :return: Presigned url to get the image.
         """
-        logger.info(
-            "Generating presigned url to get image with object key: %s from the object store",
-            image.object_key,
-        )
+        logger.info("Generating presigned url to get image with object key: %s from the object store", image.object_key)
         response = s3_client.generate_presigned_url(
             "get_object",
             Params={
                 "Bucket": object_storage_config.bucket_name.get_secret_value(),
                 "Key": image.object_key,
                 "ResponseContentDisposition": f'inline; filename="{image.file_name}"',
-                "ResponseContentType": "application/octet-stream",
             },
             ExpiresIn=object_storage_config.presigned_url_expiry_seconds,
         )
diff --git a/test/unit/stores/test_image.py b/test/unit/stores/test_image.py
index 86d4be8..936ee73 100644
--- a/test/unit/stores/test_image.py
+++ b/test/unit/stores/test_image.py
@@ -151,7 +151,6 @@ def check_create_presigned_get_success(self) -> None:
                 "Bucket": object_storage_config.bucket_name.get_secret_value(),
                 "Key": self._image_out.object_key,
                 "ResponseContentDisposition": f'inline; filename="{self._image_out.file_name}"',
-                "ResponseContentType": "application/octet-stream",
             },
             ExpiresIn=object_storage_config.presigned_url_expiry_seconds,
         )