diff --git a/php/src/Controller/DockerController.php b/php/src/Controller/DockerController.php
index 3def143b..f515dd3c 100644
--- a/php/src/Controller/DockerController.php
+++ b/php/src/Controller/DockerController.php
@@ -15,6 +15,10 @@ use Slim\Psr7\NonBufferedBody;
 readonly class DockerController {
     private const string TOP_CONTAINER = 'nextcloud-aio-apache';
 
+    private function getLatestMajorVersion(): string {
+        return '33';
+    }
+
     public function __construct(
         private DockerActionManager           $dockerActionManager,
         private ContainerDefinitionFetcher    $containerDefinitionFetcher,
@@ -221,7 +225,7 @@ readonly class DockerController {
         }
 
         if (isset($request->getParsedBody()['install_latest_major'])) {
-            $installLatestMajor = '33';
+            $installLatestMajor = $this->getLatestMajorVersion();
         } else {
             $installLatestMajor = '';
         }
@@ -329,7 +333,7 @@ readonly class DockerController {
     }
 
     public function RunNextcloudUpgradeToLatestMajor(Request $request, Response $response, array $args) : Response {
-        $this->configurationManager->installLatestMajor = '33';
+        $this->configurationManager->installLatestMajor = $this->getLatestMajorVersion();
 
         // Get streaming response start and closure
         $nonbufResp = $this->startStreamingResponse($response);