diff --git a/src/range_streams/overlaps.py b/src/range_streams/overlaps.py
index 8ba19b5..6a22555 100644
--- a/src/range_streams/overlaps.py
+++ b/src/range_streams/overlaps.py
@@ -10,6 +10,7 @@
 
 __all__ = ["get_range_containing", "overlap_whence"]
 
+
 # This could be written more clearly by using a range_utils helper function shared with
 # most_recent_range
 def get_range_containing(rng_dict: RangeDict, position: int) -> Range: