diff --git a/sklearn/metrics/_scorer.py b/sklearn/metrics/_scorer.py
index bf345ff6a0344..2135714570c24 100644
--- a/sklearn/metrics/_scorer.py
+++ b/sklearn/metrics/_scorer.py
@@ -237,7 +237,7 @@ def __call__(self, estimator, X, y_true, **kwargs):
             Other parameters passed to the scorer, e.g. sample_weight.
             Refer to :func:`set_score_request` for more details.
 
-            .. versionadded:: 1.1
+            .. versionadded:: 1.2
 
         Returns
         -------
@@ -269,7 +269,7 @@ def set_score_request(self, **kwargs):
         Please see :ref:`User Guide <metadata_routing>` on how the routing
         mechanism works.
 
-        .. versionadded:: 1.1
+        .. versionadded:: 1.2
 
         Parameters
         ----------
@@ -317,7 +317,7 @@ def _score(self, method_caller, estimator, X, y_true, **kwargs):
             Other parameters passed to the scorer, e.g. sample_weight.
             Refer to :func:`set_score_request` for more details.
 
-            .. versionadded:: 1.1
+            .. versionadded:: 1.2
 
         Returns
         -------
@@ -362,7 +362,7 @@ def _score(self, method_caller, clf, X, y, **kwargs):
             Other parameters passed to the scorer, e.g. sample_weight.
             Refer to :func:`set_score_request` for more details.
 
-            .. versionadded:: 1.1
+            .. versionadded:: 1.2
 
         Returns
         -------
@@ -426,7 +426,7 @@ def _score(self, method_caller, clf, X, y, **kwargs):
             Other parameters passed to the scorer, e.g. sample_weight.
             Refer to :func:`set_score_request` for more details.
 
-            .. versionadded:: 1.1
+            .. versionadded:: 1.2
 
         Returns
         -------
@@ -531,7 +531,7 @@ def __call__(self, estimator, *args, **kwargs):
     def get_metadata_routing(self):
         """Get requested data properties.
 
-        .. versionadded:: 1.1
+        .. versionadded:: 1.2
 
         Returns
         -------
diff --git a/sklearn/model_selection/_split.py b/sklearn/model_selection/_split.py
index 1ea73c3c8624a..bfb04abf66955 100644
--- a/sklearn/model_selection/_split.py
+++ b/sklearn/model_selection/_split.py
@@ -59,7 +59,7 @@ class GroupsComsumerMixin(_MetadataRequester):
     This Mixin makes the object to request ``groups`` by default as
     ``REQUESTED``.
 
-    .. versionadded:: 1.1
+    .. versionadded:: 1.2
     """
 
     __metadata_request__split = {"groups": RequestType.REQUESTED}
diff --git a/sklearn/utils/_metadata_requests.py b/sklearn/utils/_metadata_requests.py
index 9f6527f6809bf..1e28ed6c733cc 100644
--- a/sklearn/utils/_metadata_requests.py
+++ b/sklearn/utils/_metadata_requests.py
@@ -26,7 +26,7 @@
 class RequestType(Enum):
     """A metadata is requested either with a string alias or this enum.
 
-    .. versionadded:: 1.1
+    .. versionadded:: 1.2
     """
 
     # Metadata is not requested. It will not be routed to the object having the
@@ -116,7 +116,7 @@ def is_valid(cls, item):
         Please see :ref:`User Guide <metadata_routing>` on how the routing
         mechanism works.
 
-        .. versionadded:: 1.1
+        .. versionadded:: 1.2
 
         Parameters
         ----------
@@ -156,7 +156,7 @@ class MethodMetadataRequest:
 
     Refer to :class:`MetadataRequest` for how this class is used.
 
-    .. versionadded:: 1.1
+    .. versionadded:: 1.2
 
     Parameters
     ----------
@@ -336,7 +336,7 @@ class MetadataRequest:
     Consumer-only classes such as simple estimators return a serialized
     version of this class as the output of `get_metadata_routing()`.
 
-    .. versionadded:: 1.1
+    .. versionadded:: 1.2
 
     Parameters
     ----------
@@ -450,7 +450,7 @@ class MethodMapping:
     Iterating through an instance of this class will yield named
     ``MethodPair(callee, caller)`` tuples.
 
-    .. versionadded:: 1.1
+    .. versionadded:: 1.2
     """
 
     def __init__(self):
@@ -547,7 +547,7 @@ class MetadataRouter:
     :class:`~utils.metadata_requests.MetadataRequest` or a
     :class:`~utils.metadata_requests.MetadataRouter` instance.
 
-    .. versionadded:: 1.1
+    .. versionadded:: 1.2
 
     Parameters
     ----------
@@ -842,7 +842,7 @@ def get_routing_for_object(obj=None):
     intput, such that changing the output of this function will not change the
     original object.
 
-    .. versionadded:: 1.1
+    .. versionadded:: 1.2
 
     Parameters
     ----------
@@ -880,7 +880,7 @@ class RequestMethod:
     """
     A descriptor for request methods.
 
-    .. versionadded:: 1.1
+    .. versionadded:: 1.2
 
     Parameters
     ----------
@@ -969,7 +969,7 @@ def func(**kw):
 class _MetadataRequester:
     """Mixin class for adding metadata request functionality.
 
-    .. versionadded:: 1.1
+    .. versionadded:: 1.2
     """
 
     def __init_subclass__(cls, **kwargs):
@@ -1129,7 +1129,7 @@ def process_routing(obj, method, other_params, **kwargs):
     a call to this function would be:
     ``process_routing(self, fit_params, sample_weight=sample_weight)``.
 
-    .. versionadded:: 1.1
+    .. versionadded:: 1.2
 
     Parameters
     ----------