diff --git a/.doctrine-project.json b/.doctrine-project.json
index ff81ef1e9f0..d1ffa1bd08c 100644
--- a/.doctrine-project.json
+++ b/.doctrine-project.json
@@ -12,15 +12,21 @@
             "upcoming": true
         },
         {
-            "name": "2.11",
-            "branchName": "2.11.x",
-            "slug": "2.11",
+            "name": "2.12",
+            "branchName": "2.12.x",
+            "slug": "2.12",
             "current": true,
             "aliases": [
                 "current",
                 "stable"
             ]
         },
+        {
+            "name": "2.11",
+            "branchName": "2.11.x",
+            "slug": "2.11",
+            "maintained": false
+        },
         {
             "name": "2.10",
             "branchName": "2.10.x",
diff --git a/README.md b/README.md
index 8f21ee0b5b5..259f7c626a0 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,11 @@
 # Doctrine DBAL
 
-| [Master][Master] | [2.11][2.11] |
+| [Master][Master] | [2.12][2.12] |
 |:----------------:|:----------:|
-| [![Build status][Master image]][Master] | [![Build status][2.11 image]][2.11] |
-| [![GitHub Actions][GA master image]][GA master] | [![GitHub Actions][GA 2.11 image]][GA 2.11] |
-| [![AppVeyor][AppVeyor master image]][AppVeyor master] | [![AppVeyor][AppVeyor 2.11 image]][AppVeyor 2.11] |
-| [![Code Coverage][Coverage image]][CodeCov Master] | [![Code Coverage][Coverage 2.11 image]][CodeCov 2.11] |
+| [![Build status][Master image]][Master] | [![Build status][2.12 image]][2.12] |
+| [![GitHub Actions][GA master image]][GA master] | [![GitHub Actions][GA 2.12 image]][GA 2.12] |
+| [![AppVeyor][AppVeyor master image]][AppVeyor master] | [![AppVeyor][AppVeyor 2.12 image]][AppVeyor 2.12] |
+| [![Code Coverage][Coverage image]][CodeCov Master] | [![Code Coverage][Coverage 2.12 image]][CodeCov 2.12] |
 
 Powerful database abstraction layer with many features for database schema introspection, schema management and PDO abstraction.
 
@@ -24,11 +24,11 @@ Powerful database abstraction layer with many features for database schema intro
   [GA master]: https://github.com/doctrine/dbal/actions?query=workflow%3A%22Continuous+Integration%22+branch%3Amaster
   [GA master image]: https://github.com/doctrine/dbal/workflows/Continuous%20Integration/badge.svg
 
-  [2.11 image]: https://img.shields.io/travis/doctrine/dbal/2.11.x.svg?style=flat-square
-  [Coverage 2.11 image]: https://codecov.io/gh/doctrine/dbal/branch/2.11.x/graph/badge.svg
-  [2.11]: https://github.com/doctrine/dbal/tree/2.11.x
-  [CodeCov 2.11]: https://codecov.io/gh/doctrine/dbal/branch/2.11.x
-  [AppVeyor 2.11]: https://ci.appveyor.com/project/doctrine/dbal/branch/2.11.x
-  [AppVeyor 2.11 image]: https://ci.appveyor.com/api/projects/status/i88kitq8qpbm0vie/branch/2.11.x?svg=true
-  [GA 2.11]: https://github.com/doctrine/dbal/actions?query=workflow%3A%22Continuous+Integration%22+branch%3A2.11.x
-  [GA 2.11 image]: https://github.com/doctrine/dbal/workflows/Continuous%20Integration/badge.svg?branch=2.11.x
+  [2.12 image]: https://img.shields.io/travis/doctrine/dbal/2.12.x.svg?style=flat-square
+  [Coverage 2.12 image]: https://codecov.io/gh/doctrine/dbal/branch/2.12.x/graph/badge.svg
+  [2.12]: https://github.com/doctrine/dbal/tree/2.12.x
+  [CodeCov 2.12]: https://codecov.io/gh/doctrine/dbal/branch/2.12.x
+  [AppVeyor 2.12]: https://ci.appveyor.com/project/doctrine/dbal/branch/2.12.x
+  [AppVeyor 2.12 image]: https://ci.appveyor.com/api/projects/status/i88kitq8qpbm0vie/branch/2.12.x?svg=true
+  [GA 2.12]: https://github.com/doctrine/dbal/actions?query=workflow%3A%22Continuous+Integration%22+branch%3A2.12.x
+  [GA 2.12 image]: https://github.com/doctrine/dbal/workflows/Continuous%20Integration/badge.svg?branch=2.12.x
diff --git a/lib/Doctrine/DBAL/Version.php b/lib/Doctrine/DBAL/Version.php
index bb8236fcbf9..85c3b8961cc 100644
--- a/lib/Doctrine/DBAL/Version.php
+++ b/lib/Doctrine/DBAL/Version.php
@@ -17,7 +17,7 @@ class Version
     /**
      * Current Doctrine Version.
      */
-    public const VERSION = '2.12.0';
+    public const VERSION = '2.12.1-DEV';
 
     /**
      * Compares a Doctrine version with the current one.