diff --git a/.github/workflows/performance.yml b/.github/workflows/performance.yml
index 30e1197c..af05ce02 100644
--- a/.github/workflows/performance.yml
+++ b/.github/workflows/performance.yml
@@ -28,7 +28,7 @@ jobs:
     strategy:
       matrix:
         php-versions: ['8.1']
-        server-versions: ['master']
+        server-versions: ['stable28']
 
     steps:
       - name: Set app env
diff --git a/.github/workflows/phpunit-mysql.yml b/.github/workflows/phpunit-mysql.yml
index 0015431f..42fc5d35 100644
--- a/.github/workflows/phpunit-mysql.yml
+++ b/.github/workflows/phpunit-mysql.yml
@@ -53,7 +53,7 @@ jobs:
     strategy:
       matrix:
         php-versions: ['8.0', '8.1', '8.2', '8.3']
-        server-versions: ['master']
+        server-versions: ['stable28']
 
     services:
       mysql:
diff --git a/.github/workflows/phpunit-oci.yml b/.github/workflows/phpunit-oci.yml
index 7b5ce442..0baf83dc 100644
--- a/.github/workflows/phpunit-oci.yml
+++ b/.github/workflows/phpunit-oci.yml
@@ -53,7 +53,7 @@ jobs:
     strategy:
       matrix:
         php-versions: ['8.0']
-        server-versions: ['master']
+        server-versions: ['stable28']
 
     services:
       oracle:
diff --git a/.github/workflows/phpunit-pgsql.yml b/.github/workflows/phpunit-pgsql.yml
index bca6ddb2..191aa5dc 100644
--- a/.github/workflows/phpunit-pgsql.yml
+++ b/.github/workflows/phpunit-pgsql.yml
@@ -53,7 +53,7 @@ jobs:
     strategy:
       matrix:
         php-versions: ['8.0']
-        server-versions: ['master']
+        server-versions: ['stable28']
 
     services:
       postgres:
diff --git a/.github/workflows/phpunit-sqlite.yml b/.github/workflows/phpunit-sqlite.yml
index e441c526..6daf8587 100644
--- a/.github/workflows/phpunit-sqlite.yml
+++ b/.github/workflows/phpunit-sqlite.yml
@@ -53,7 +53,7 @@ jobs:
     strategy:
       matrix:
         php-versions: ['8.0']
-        server-versions: ['master']
+        server-versions: ['stable28']
 
     steps:
       - name: Set app env
diff --git a/composer.json b/composer.json
index b21ad34c..1df7e8ee 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
 	"require-dev": {
 		"bamarni/composer-bin-plugin": "^1.8",
 		"nextcloud/coding-standard": "^1.1",
-		"nextcloud/ocp": "dev-master",
+		"nextcloud/ocp": "dev-stable28",
 		"phpunit/phpunit": "^9.6",
 		"vimeo/psalm": "^5.14"
 	},
diff --git a/composer.lock b/composer.lock
index f2b92478..e80380b5 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": "be5a838029572d281474bb3a0ecbcca5",
+    "content-hash": "011f3b34ce6d760d9ffb477e115c5c81",
     "packages": [],
     "packages-dev": [
         {
@@ -917,30 +917,29 @@
         },
         {
             "name": "nextcloud/ocp",
-            "version": "dev-master",
+            "version": "dev-stable28",
             "source": {
                 "type": "git",
                 "url": "https://github.com/nextcloud-deps/ocp.git",
-                "reference": "488e4ad136853e5b24efa745e941c785cf41c51e"
+                "reference": "2ac04202af2904a000d3e4090f7def301a4cecfe"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/nextcloud-deps/ocp/zipball/488e4ad136853e5b24efa745e941c785cf41c51e",
-                "reference": "488e4ad136853e5b24efa745e941c785cf41c51e",
+                "url": "https://api.github.com/repos/nextcloud-deps/ocp/zipball/2ac04202af2904a000d3e4090f7def301a4cecfe",
+                "reference": "2ac04202af2904a000d3e4090f7def301a4cecfe",
                 "shasum": ""
             },
             "require": {
-                "php": "~8.0 || ~8.1 || ~8.2",
+                "php": "~8.0 || ~8.1 || ~8.2 || ~8.3",
                 "psr/clock": "^1.0",
                 "psr/container": "^2.0.2",
                 "psr/event-dispatcher": "^1.0",
                 "psr/log": "^1.1.4"
             },
-            "default-branch": true,
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "28.0.0-dev"
+                    "dev-stable28": "28.0.0-dev"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -956,9 +955,9 @@
             "description": "Composer package containing Nextcloud's public API (classes, interfaces)",
             "support": {
                 "issues": "https://github.com/nextcloud-deps/ocp/issues",
-                "source": "https://github.com/nextcloud-deps/ocp/tree/master"
+                "source": "https://github.com/nextcloud-deps/ocp/tree/stable28"
             },
-            "time": "2023-11-18T00:32:35+00:00"
+            "time": "2023-11-23T10:57:48+00:00"
         },
         {
             "name": "nikic/php-parser",