diff --git a/python/dask_cudf/dask_cudf/backends.py b/python/dask_cudf/dask_cudf/backends.py
index 30a34e9b479..344b03c631d 100644
--- a/python/dask_cudf/dask_cudf/backends.py
+++ b/python/dask_cudf/dask_cudf/backends.py
@@ -397,7 +397,11 @@ def _cudf_to_table(obj, preserve_index=None, **kwargs):
     # (see: https://github.com/rapidsai/cudf/issues/14159)
     if preserve_index and isinstance(obj.index, cudf.RangeIndex):
         obj = obj.copy()
-        obj.index.name = obj.index.name if obj.index.name is not None else "__index_level_0__"
+        obj.index.name = (
+            obj.index.name
+            if obj.index.name is not None
+            else "__index_level_0__"
+        )
         obj.index = obj.index._as_int_index()
 
     return obj.to_arrow(preserve_index=preserve_index)