diff --git a/test_unstructured/chunking/test_title.py b/test_unstructured/chunking/test_title.py
index 3185eb61c1..1e5bc88ef8 100644
--- a/test_unstructured/chunking/test_title.py
+++ b/test_unstructured/chunking/test_title.py
@@ -287,6 +287,7 @@ def test_add_chunking_strategy_raises_error_for_invalid_n_chars(
             max_characters=max_characters,
         )
 
+
 def test_chunk_by_title_drops_detection_class_prob():
     elements = [
         Title(
@@ -327,7 +328,6 @@ def test_chunk_by_title_drops_detection_class_prob():
     assert str(chunks[1]) == str(CompositeElement("An Okay Day\n\nToday is an okay day."))
 
 
-
 def test_chunk_by_title_drops_extra_metadata():
     elements = [
         Title(
diff --git a/unstructured/chunking/title.py b/unstructured/chunking/title.py
index f24dceab61..a41ae82534 100644
--- a/unstructured/chunking/title.py
+++ b/unstructured/chunking/title.py
@@ -197,7 +197,14 @@ def _drop_extra_metadata(
     metadata_dict: Dict[str, Any],
     include_pages: bool = True,
 ) -> Dict[str, Any]:
-    keys_to_drop = ["element_id", "type", "coordinates", "parent_id", "category_depth", "detection_class_prob"]
+    keys_to_drop = [
+        "element_id",
+        "type",
+        "coordinates",
+        "parent_id",
+        "category_depth",
+        "detection_class_prob",
+    ]
     if not include_pages and "page_number" in metadata_dict:
         keys_to_drop.append("page_number")