diff --git a/pandas/core/series.py b/pandas/core/series.py
index a72eb8e261e65..c1920312489c9 100644
--- a/pandas/core/series.py
+++ b/pandas/core/series.py
@@ -5359,6 +5359,8 @@ def case_when(
         """
         Replace values where the conditions are True.
 
+        .. versionadded:: 2.2.0
+
         Parameters
         ----------
         caselist : A list of tuples of conditions and expected replacements
@@ -5376,8 +5378,6 @@ def case_when(
             must not change the input Series
             (though pandas doesn`t check it).
 
-            .. versionadded:: 2.2.0
-
         Returns
         -------
         Series