diff --git a/.github/workflows/test-old-branches.yml b/.github/workflows/test-old-branches.yml
index ae4a3d056b..a4aa24b8ce 100644
--- a/.github/workflows/test-old-branches.yml
+++ b/.github/workflows/test-old-branches.yml
@@ -28,13 +28,15 @@ jobs:
             'test-npm.yml'
         ]
         branch: [
-            '6.0',
+            '6.1','6.0',
             '5.9', '5.8', '5.7', '5.6', '5.5', '5.4', '5.3', '5.2', '5.1', '5.0',
             '4.9', '4.8', '4.7', '4.6', '4.5', '4.4', '4.3', '4.2', '4.1', '4.0',
             '3.9', '3.8', '3.7'
         ]
         include:
           # PHP Compatibility testing was introduced in 5.5.
+          - branch: '6.1'
+            workflow: 'php-compatibility.yml'
           - branch: '6.0'
             workflow: 'php-compatibility.yml'
           - branch: '5.9'
@@ -51,6 +53,8 @@ jobs:
           # End-to-end testing was introduced in 5.3 but was later removed as there were no meaningful assertions.
           # Starting in 5.8 with #52905, some additional tests with real assertions were introduced.
           # Branches 5.8 and newer should be tested to confirm no regressions are introduced.
+          - branch: '6.1'
+            workflow: 'end-to-end-tests.yml'
           - branch: '6.0'
             workflow: 'end-to-end-tests.yml'
           - branch: '5.9'
@@ -68,7 +72,7 @@ jobs:
     steps:
       - name: Dispatch workflow run
         uses: actions/github-script@100527700e8b29ca817ac0e0dfbfc5e8ff38edda # v6.3.2
-        if: ${{ github.event_name == 'push' || github.event.schedule == '0 0 15 * *' || matrix.branch == '6.0' }}
+        if: ${{ github.event_name == 'push' || github.event.schedule == '0 0 15 * *' || matrix.branch == '6.1' }}
         with:
           retries: 2
           retry-exempt-status-codes: 418
diff --git a/SECURITY.md b/SECURITY.md
index bde58eb48b..c2cb1cb14b 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -9,6 +9,7 @@ currently being supported with security updates.
 
 | Version | Supported          |
 | ------- | ------------------ |
+| 6.1.x   | :white_check_mark: |
 | 6.0.x   | :white_check_mark: |
 | 5.9.x   | :white_check_mark: |
 | 5.8.x   | :white_check_mark: |
diff --git a/package-lock.json b/package-lock.json
index c7f1318ccd..8145263941 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
 	"name": "WordPress",
-	"version": "6.1.0",
+	"version": "6.2.0",
 	"lockfileVersion": 1,
 	"requires": true,
 	"dependencies": {
diff --git a/package.json b/package.json
index 328c470adc..8c2f6f3566 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "WordPress",
-	"version": "6.1.0",
+	"version": "6.2.0",
 	"description": "WordPress is open source software you can use to create a beautiful website, blog, or app.",
 	"repository": {
 		"type": "svn",
diff --git a/src/wp-includes/version.php b/src/wp-includes/version.php
index e839e50374..19ca8b4933 100644
--- a/src/wp-includes/version.php
+++ b/src/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.1-RC2-54640-src';
+$wp_version = '6.2-alpha-54642-src';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.