whatsnew note

pandas-dev · Sep 22, 2023 · 6b5853c · 6b5853c
1 parent a979de4
commit 6b5853c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/doc/source/whatsnew/v2.2.0.rst b/doc/source/whatsnew/v2.2.0.rst
@@ -238,7 +238,7 @@ Performance improvements
 - Performance improvement in :meth:`DataFrame.sort_index` and :meth:`Series.sort_index` when indexed by a :class:`MultiIndex` (:issue:`54835`)
 - Performance improvement in :meth:`Index.difference` (:issue:`55108`)
 - Performance improvement when indexing with more than 4 keys (:issue:`54550`)
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+- Performance improvement when localizing time to UTC (:issue:`55241`)
 
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 .. _whatsnew_220.bug_fixes: