diff --git a/.doctrine-project.json b/.doctrine-project.json
index 7865e2dd1a6..8dfa2ed2450 100644
--- a/.doctrine-project.json
+++ b/.doctrine-project.json
@@ -11,17 +11,23 @@
             "slug": "latest",
             "upcoming": true
         },
+        {
+            "name": "3.4",
+            "branchName": "3.4.x",
+            "slug": "3.4",
+            "upcoming": true
+        },
         {
             "name": "3.3",
             "branchName": "3.3.x",
             "slug": "3.3",
-            "upcoming": true
+            "current": true
         },
         {
             "name": "3.2",
             "branchName": "3.2.x",
             "slug": "3.2",
-            "current": true
+            "maintained": false
         },
         {
             "name": "3.1",
diff --git a/README.md b/README.md
index 1df322cf7e8..daef3b0c0e7 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
-|                      [4.0.x][4.0]                      |                      [3.3.x][3.3]                      |                      [3.2.x][3.2]                      |                      [2.20.x][2.20]                      |                      [2.19.x][2.19]                      |
+|                      [4.0.x][4.0]                      |                      [3.4.x][3.4]                      |                      [3.3.x][3.3]                      |                      [2.21.x][2.21]                      |                      [2.20.x][2.20]                      |
 |:------------------------------------------------------:|:------------------------------------------------------:|:------------------------------------------------------:|:--------------------------------------------------------:|:--------------------------------------------------------:|
-|           [![Build status][4.0 image]][4.0]            |           [![Build status][3.3 image]][3.3]            |           [![Build status][3.2 image]][3.2]            |           [![Build status][2.20 image]][2.20]            |           [![Build status][2.19 image]][2.19]            |
-| [![Coverage Status][4.0 coverage image]][4.0 coverage] | [![Coverage Status][3.3 coverage image]][3.3 coverage] | [![Coverage Status][3.2 coverage image]][3.2 coverage] | [![Coverage Status][2.20 coverage image]][2.20 coverage] | [![Coverage Status][2.19 coverage image]][2.19 coverage] |
+|           [![Build status][4.0 image]][4.0]            |           [![Build status][3.4 image]][3.4]            |           [![Build status][3.3 image]][3.3]            |           [![Build status][2.21 image]][2.21]            |           [![Build status][2.20 image]][2.20]            |
+| [![Coverage Status][4.0 coverage image]][4.0 coverage] | [![Coverage Status][3.4 coverage image]][3.4 coverage] | [![Coverage Status][3.3 coverage image]][3.3 coverage] | [![Coverage Status][2.21 coverage image]][2.21 coverage] | [![Coverage Status][2.20 coverage image]][2.20 coverage] |
 
 [<h1 align="center">🇺🇦 UKRAINE NEEDS YOUR HELP NOW!</h1>](https://www.doctrine-project.org/stop-war.html)
 
@@ -22,19 +22,19 @@ without requiring unnecessary code duplication.
   [4.0]: https://github.com/doctrine/orm/tree/4.0.x
   [4.0 coverage image]: https://codecov.io/gh/doctrine/orm/branch/4.0.x/graph/badge.svg
   [4.0 coverage]: https://codecov.io/gh/doctrine/orm/branch/4.0.x
+  [3.4 image]: https://github.com/doctrine/orm/actions/workflows/continuous-integration.yml/badge.svg?branch=3.4.x
+  [3.4]: https://github.com/doctrine/orm/tree/3.4.x
+  [3.4 coverage image]: https://codecov.io/gh/doctrine/orm/branch/3.4.x/graph/badge.svg
+  [3.4 coverage]: https://codecov.io/gh/doctrine/orm/branch/3.4.x
   [3.3 image]: https://github.com/doctrine/orm/actions/workflows/continuous-integration.yml/badge.svg?branch=3.3.x
   [3.3]: https://github.com/doctrine/orm/tree/3.3.x
   [3.3 coverage image]: https://codecov.io/gh/doctrine/orm/branch/3.3.x/graph/badge.svg
   [3.3 coverage]: https://codecov.io/gh/doctrine/orm/branch/3.3.x
-  [3.2 image]: https://github.com/doctrine/orm/actions/workflows/continuous-integration.yml/badge.svg?branch=3.2.x
-  [3.2]: https://github.com/doctrine/orm/tree/3.2.x
-  [3.2 coverage image]: https://codecov.io/gh/doctrine/orm/branch/3.2.x/graph/badge.svg
-  [3.2 coverage]: https://codecov.io/gh/doctrine/orm/branch/3.2.x
+  [2.21 image]: https://github.com/doctrine/orm/actions/workflows/continuous-integration.yml/badge.svg?branch=2.21.x
+  [2.21]: https://github.com/doctrine/orm/tree/2.21.x
+  [2.21 coverage image]: https://codecov.io/gh/doctrine/orm/branch/2.21.x/graph/badge.svg
+  [2.21 coverage]: https://codecov.io/gh/doctrine/orm/branch/2.21.x
   [2.20 image]: https://github.com/doctrine/orm/actions/workflows/continuous-integration.yml/badge.svg?branch=2.20.x
   [2.20]: https://github.com/doctrine/orm/tree/2.20.x
   [2.20 coverage image]: https://codecov.io/gh/doctrine/orm/branch/2.20.x/graph/badge.svg
   [2.20 coverage]: https://codecov.io/gh/doctrine/orm/branch/2.20.x
-  [2.19 image]: https://github.com/doctrine/orm/actions/workflows/continuous-integration.yml/badge.svg?branch=2.19.x
-  [2.19]: https://github.com/doctrine/orm/tree/2.19.x
-  [2.19 coverage image]: https://codecov.io/gh/doctrine/orm/branch/2.19.x/graph/badge.svg
-  [2.19 coverage]: https://codecov.io/gh/doctrine/orm/branch/2.19.x