diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 2f0f35b..d6a1a42 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-versions: [7.3, 7.4, 8.0]
+        php-versions: [7.4, 8.0, 8.1]
     name: php${{ matrix.php-versions }} lint
     steps:
     - name: Checkout
diff --git a/.github/workflows/php-test.yml b/.github/workflows/php-test.yml
index a1696e4..c4e0e18 100644
--- a/.github/workflows/php-test.yml
+++ b/.github/workflows/php-test.yml
@@ -12,7 +12,7 @@ jobs:
     strategy:
       matrix:
         php-versions: ['7.4', '8']
-        nextcloud-versions: ['stable23', 'stable24', 'stable25']
+        nextcloud-versions: ['stable24', 'stable25', 'stable26']
     name: php${{ matrix.php-versions }} on ${{ matrix.nextcloud-versions }} unit tests
     env:
       CI: true
diff --git a/.github/workflows/static.yml b/.github/workflows/static.yml
index 7be4899..6392b63 100644
--- a/.github/workflows/static.yml
+++ b/.github/workflows/static.yml
@@ -6,7 +6,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
         matrix:
-            ocp-version: [ 'dev-stable25', 'dev-stable24', 'dev-stable23' ]
+            ocp-version: [ 'dev-stable26', 'dev-stable25', 'dev-stable24' ]
     name: Nextcloud ${{ matrix.ocp-version }}
     steps:
         - name: Checkout
@@ -14,7 +14,7 @@ jobs:
         - name: Set up php
           uses: shivammathur/setup-php@master
           with:
-            php-version: 7.4
+            php-version: 8.1
             coverage: none
         - name: Update php-cs-fixer
           run: composer update friendsofphp/php-cs-fixer -W
diff --git a/appinfo/info.xml b/appinfo/info.xml
index ec01294..3ce413c 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -22,7 +22,7 @@ Developer wanted! If you have time it would be awesome if you could help to enha
 
 *This app integrates BigBlueButton and is not endorsed or certified by BigBlueButton Inc. BigBlueButton and the BigBlueButton Logo are trademarks of BigBlueButton Inc.*
     ]]></description>
-    <version>2.4.0</version>
+    <version>2.5.0-alpha</version>
     <licence>agpl</licence>
     <author mail="klaus@jsxc.org">Klaus Herberth</author>
     <namespace>BigBlueButton</namespace>
@@ -43,7 +43,7 @@ Developer wanted! If you have time it would be awesome if you could help to enha
         <lib>curl</lib>
         <lib>mbstring</lib>
         <lib>SimpleXML</lib>
-        <nextcloud min-version="23" max-version="26"/>
+        <nextcloud min-version="24" max-version="26"/>
     </dependencies>
     <commands>
         <command>OCA\BigBlueButton\Command\ClearAvatarCache</command>
diff --git a/composer.json b/composer.json
index 7ec05e8..ee27b56 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
         "friendsofphp/php-cs-fixer": "^3",
         "nextcloud/coding-standard": "^1.0.0",
         "phpstan/phpstan": "^0.12.29",
-        "nextcloud/ocp": "^23.0 || ^24.0 || ^25.0",
+        "nextcloud/ocp": "^24.0 || ^25.0 || ^26.0",
         "vimeo/psalm": "^4.5"
     },
     "config": {
diff --git a/composer.lock b/composer.lock
index c9aa7b9..72c3e80 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "434f3b95fbfba97b03d130cd3fb92140",
+    "content-hash": "37acdf729199a625b633edc0c4032096",
     "packages": [
         {
             "name": "littleredbutton/bigbluebutton-api-php",
@@ -4834,5 +4834,5 @@
     "prefer-lowest": false,
     "platform": [],
     "platform-dev": [],
-    "plugin-api-version": "2.2.0"
+    "plugin-api-version": "2.3.0"
 }