diff --git a/Classes/XClass/Controller/LoginController.php b/Classes/XClass/Controller/LoginController.php
index f92fcd6d..3ad4c020 100644
--- a/Classes/XClass/Controller/LoginController.php
+++ b/Classes/XClass/Controller/LoginController.php
@@ -66,7 +66,7 @@ public function loginAction(): ResponseInterface
                 'permaloginStatus' => $this->getPermaloginStatus(),
                 'redirectURL' => $this->redirectHandler->getLoginFormRedirectUrl($this->request, $this->configuration, $this->isRedirectDisabled()),
                 'redirectReferrer' => $this->request->hasArgument('redirectReferrer') ? (string)$this->request->getArgument('redirectReferrer') : '',
-                'referer' => $this->getRefererForLoginForm(),
+                'referer' => $this->redirectHandler->getReferrerForLoginForm($this->request, $this->settings),
                 'noRedirect' => $this->isRedirectDisabled(),
                 'requestToken' => RequestToken::create('core/user-auth/fe')
                     ->withMergedParams(['pid' => implode(',', $storagePageIds)]),
diff --git a/composer.json b/composer.json
index 507bd236..7ebe0edc 100644
--- a/composer.json
+++ b/composer.json
@@ -47,6 +47,9 @@
     "typo3/cms-form": "^12.4",
     "typo3/testing-framework": "^7.0"
   },
+  "conflict": {
+    "typo3/cms-core": "<12.4.3"
+  },
   "config": {
     "preferred-install": {
       "*": "dist"
diff --git a/ext_emconf.php b/ext_emconf.php
index dae0ead9..8504cebc 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -18,8 +18,8 @@
     'version' => '4.1.0',
     'constraints' => [
         'depends' => [
-            'frontend' => '12.2.0-12.5.99',
-            'typo3' => '12.2.0-12.5.99'
+            'frontend' => '12.4.3-12.5.99',
+            'typo3' => '12.4.3-12.5.99'
         ],
         'conflicts' => [],
         'suggests' => [],