diff --git a/.github/workflows/php-test.yml b/.github/workflows/php-test.yml
index e811d49..87d16a0 100644
--- a/.github/workflows/php-test.yml
+++ b/.github/workflows/php-test.yml
@@ -12,7 +12,10 @@ jobs:
     strategy:
       matrix:
         php-versions: ['8.0', '8.1', '8.2']
-        nextcloud-versions: ['stable26', 'stable27', 'stable28']
+        nextcloud-versions: ['stable26', 'stable27', 'stable28', 'stable29', 'stable30']
+        exclude:
+          - php-versions: '8.0'
+            nextcloud-versions: 'stable30'
     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 33dcb49..84b6534 100644
--- a/.github/workflows/static.yml
+++ b/.github/workflows/static.yml
@@ -6,7 +6,11 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
         matrix:
-            ocp-version: [ '^28', '^27', '^26']
+            ocp-version: [ "^30", "^29", '^28', '^27', '^26']
+            include:
+              - psrcontainer: "psr/container"
+              - psrcontainer: "psr/container:^1.1.2"
+                ocp-version: '^26'
     name: Nextcloud ${{ matrix.ocp-version }}
     steps:
         - name: Checkout
@@ -21,7 +25,7 @@ jobs:
         - name: Install dependencies
           run: composer i
         - name: Install dependencies
-          run: composer require --dev nextcloud/ocp:${{ matrix.ocp-version }} symfony/service-contracts
+          run: composer require --dev nextcloud/ocp:${{ matrix.ocp-version }} ${{ matrix.psrcontainer }} symfony/service-contracts
         - name: Run coding standards check
           run: composer run psalm
 
diff --git a/appinfo/info.xml b/appinfo/info.xml
index d075ef0..3e5e6e2 100644
--- a/appinfo/info.xml
+++ b/appinfo/info.xml
@@ -22,7 +22,7 @@ Contributors are welcome! If you have time it would be awesome if you could help
 
 *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>2.7.2</version>
+    <version>2.7.3</version>
     <licence>agpl</licence>
     <author mail="cloud_bbb@arawa.fr" homepage="https://arawa.fr/">Arawa</author>
     <author>Klaus Herberth</author>
@@ -44,7 +44,7 @@ Contributors are welcome! If you have time it would be awesome if you could help
         <lib>curl</lib>
         <lib>mbstring</lib>
         <lib>SimpleXML</lib>
-        <nextcloud min-version="26" max-version="28"/>
+        <nextcloud min-version="26" max-version="30"/>
     </dependencies>
     <commands>
         <command>OCA\BigBlueButton\Command\ClearAvatarCache</command>
diff --git a/composer.json b/composer.json
index fd0ca52..5a04a63 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
         "phpstan/phpstan": "^0.12.29",
         "nextcloud/ocp": "^25.0 || ^26.0 || ^27.0",
         "vimeo/psalm": "^5.0",
-        "psr/container": "^1.1.2"
+        "psr/container": "^1.1.2 || ^2.0.2"
     },
     "config": {
         "optimize-autoloader": true,
diff --git a/lib/NoPermissionResponse.php b/lib/NoPermissionResponse.php
index d238b2a..b334923 100644
--- a/lib/NoPermissionResponse.php
+++ b/lib/NoPermissionResponse.php
@@ -6,6 +6,12 @@ use OCP\AppFramework\Http\ContentSecurityPolicy;
 use OCP\AppFramework\Http\Response;
 use OCP\Template;
 
+/**
+ * @template-extends Response<int, array<string, mixed>>
+ *
+ * (NC < 28)
+ * @psalm-suppress TooManyTemplateParams
+ */
 class NoPermissionResponse extends Response {
 	public function __construct() {
 		parent::__construct();
diff --git a/lib/NotFoundResponse.php b/lib/NotFoundResponse.php
index 815932c..9630175 100644
--- a/lib/NotFoundResponse.php
+++ b/lib/NotFoundResponse.php
@@ -6,6 +6,12 @@ use OCP\AppFramework\Http\ContentSecurityPolicy;
 use OCP\AppFramework\Http\Response;
 use OCP\Template;
 
+/**
+ * @template-extends Response<int, array<string, mixed>>
+ *
+ * (NC < 28)
+ * @psalm-suppress TooManyTemplateParams
+ */
 class NotFoundResponse extends Response {
 	public function __construct() {
 		parent::__construct();