diff --git a/docs/scripts/providers_index.py b/docs/scripts/providers_index.py
index b1d7bee648c772..28483b4fc8917e 100644
--- a/docs/scripts/providers_index.py
+++ b/docs/scripts/providers_index.py
@@ -77,7 +77,9 @@ def generate_index_page(items: list[str], num_columns: int = 5) -> str:
 """,
     ]
     # First part: Menu with links
-    menu_links = " | ".join(f"[{letter}](#{letter.lower()})" for letter, _ in sorted_groups)
+    menu_links = " | ".join(
+        f"[{letter}](#{letter.lower()})" for letter, _ in sorted_groups
+    )
     content.append(menu_links + "\n\n")
     content.append("\n---\n\n")