diff --git a/.doctrine-project.json b/.doctrine-project.json
index 69a1b4ea3d7..a79077189c3 100644
--- a/.doctrine-project.json
+++ b/.doctrine-project.json
@@ -12,21 +12,27 @@
             "upcoming": true
         },
         {
-            "name": "2.11",
-            "branchName": "2.11.x",
-            "slug": "2.11",
+            "name": "2.12",
+            "branchName": "2.12.x",
+            "slug": "2.12",
             "upcoming": true
         },
         {
-            "name": "2.10",
-            "branchName": "2.10.x",
-            "slug": "2.10",
+            "name": "2.11",
+            "branchName": "2.11.x",
+            "slug": "2.11",
             "current": true,
             "aliases": [
                 "current",
                 "stable"
             ]
         },
+        {
+            "name": "2.10",
+            "branchName": "2.10.x",
+            "slug": "2.10",
+            "maintained": false
+        },
         {
             "name": "2.9",
             "branchName": "2.9.x",
diff --git a/README.md b/README.md
index f323be123ed..cd167513078 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
-| [3.0.x][3.0] | [2.11.x][2.11] | [2.10.x][2.10] |
+| [3.0.x][3.0] | [2.12.x][2.12] | [2.11.x][2.11] |
 |:----------------:|:----------------:|:----------:|
-| [![Build status][3.0 image]][3.0] | [![Build status][2.11 image]][2.11] | [![Build status][2.10 image]][2.10] |
-| [![Coverage Status][3.0 coverage image]][3.0 coverage]| [![Coverage Status][2.11 coverage image]][2.11 coverage] | [![Coverage Status][2.10 coverage image]][2.10 coverage]  |
+| [![Build status][3.0 image]][3.0] | [![Build status][2.12 image]][2.12] | [![Build status][2.11 image]][2.11] |
+| [![Coverage Status][3.0 coverage image]][3.0 coverage]| [![Coverage Status][2.12 coverage image]][2.12 coverage] | [![Coverage Status][2.11 coverage image]][2.11 coverage]  |
 
 Doctrine 2 is an object-relational mapper (ORM) for PHP 7.1+ that provides transparent persistence
 for PHP objects. It sits on top of a powerful database abstraction layer (DBAL). One of its key features
@@ -20,10 +20,10 @@ without requiring unnecessary code duplication.
   [3.0]: https://github.com/doctrine/orm/tree/3.0.x
   [3.0 coverage image]: https://codecov.io/gh/doctrine/orm/branch/3.0.x/graph/badge.svg
   [3.0 coverage]: https://codecov.io/gh/doctrine/orm/branch/3.0.x
-  [2.10 image]: https://github.com/doctrine/orm/actions/workflows/continuous-integration.yml/badge.svg?branch=2.10.x
-  [2.10]: https://github.com/doctrine/orm/tree/2.10.x
-  [2.10 coverage image]: https://codecov.io/gh/doctrine/orm/branch/2.10.x/graph/badge.svg
-  [2.10 coverage]: https://codecov.io/gh/doctrine/orm/branch/2.10.x
+  [2.12 image]: https://github.com/doctrine/orm/actions/workflows/continuous-integration.yml/badge.svg?branch=2.12.x
+  [2.12]: https://github.com/doctrine/orm/tree/2.12.x
+  [2.12 coverage image]: https://codecov.io/gh/doctrine/orm/branch/2.12.x/graph/badge.svg
+  [2.12 coverage]: https://codecov.io/gh/doctrine/orm/branch/2.12.x
   [2.11 image]: https://github.com/doctrine/orm/actions/workflows/continuous-integration.yml/badge.svg?branch=2.11.x
   [2.11]: https://github.com/doctrine/orm/tree/2.11.x
   [2.11 coverage image]: https://codecov.io/gh/doctrine/orm/branch/2.11.x/graph/badge.svg
diff --git a/lib/Doctrine/ORM/Id/AbstractIdGenerator.php b/lib/Doctrine/ORM/Id/AbstractIdGenerator.php
index 5a42a3faf43..2da3766f388 100644
--- a/lib/Doctrine/ORM/Id/AbstractIdGenerator.php
+++ b/lib/Doctrine/ORM/Id/AbstractIdGenerator.php
@@ -78,7 +78,7 @@ public function generateId(EntityManagerInterface $em, $entity)
 
     /**
      * Gets whether this generator is a post-insert generator which means that
-     * {@link generate()} must be called after the entity has been inserted
+     * {@link generateId()} must be called after the entity has been inserted
      * into the database.
      *
      * By default, this method returns FALSE. Generators that have this requirement
diff --git a/lib/Doctrine/ORM/Id/BigIntegerIdentityGenerator.php b/lib/Doctrine/ORM/Id/BigIntegerIdentityGenerator.php
index 16f6f2b7686..4c5408ecc9c 100644
--- a/lib/Doctrine/ORM/Id/BigIntegerIdentityGenerator.php
+++ b/lib/Doctrine/ORM/Id/BigIntegerIdentityGenerator.php
@@ -16,7 +16,7 @@ class BigIntegerIdentityGenerator extends AbstractIdGenerator
     /**
      * The name of the sequence to pass to lastInsertId(), if any.
      *
-     * @var string
+     * @var string|null
      */
     private $sequenceName;
 
diff --git a/psalm-baseline.xml b/psalm-baseline.xml
index bf47e80951c..e6c56469043 100644
--- a/psalm-baseline.xml
+++ b/psalm-baseline.xml
@@ -475,11 +475,6 @@
       <code>$entity</code>
     </PossiblyNullArgument>
   </file>
-  <file src="lib/Doctrine/ORM/Id/BigIntegerIdentityGenerator.php">
-    <PossiblyNullPropertyAssignmentValue occurrences="1">
-      <code>$sequenceName</code>
-    </PossiblyNullPropertyAssignmentValue>
-  </file>
   <file src="lib/Doctrine/ORM/Internal/CommitOrderCalculator.php">
     <RedundantCondition occurrences="2">
       <code>$vertex-&gt;state !== self::VISITED</code>