diff --git a/Documentation/guides.xml b/Documentation/guides.xml
index 571bb14..d3f0e06 100644
--- a/Documentation/guides.xml
+++ b/Documentation/guides.xml
@@ -6,14 +6,14 @@
                project-home="https://extensions.typo3.org/extension/t3api/"
                project-repository="https://github.com/sourcebroker/t3api.git"
                project-issues="https://github.com/sourcebroker/t3api/issues"
-               edit-on-github-branch="master"
+               edit-on-github-branch="main"
                edit-on-github="sourcebroker/t3api"
-               typo3-core-preferred="12.4"
+               typo3-core-preferred="13.4"
                interlink-shortcode="sourcebroker/t3api"
     />
     <project title="TYPO3 REST API"
-             release="4.0.0"
-             version="3.0"
+             release="4.0.1"
+             version="4.0"
              copyright="Inscript sp. z o.o."/>
     <inventory id="t3apinews" url="https://docs.typo3.org/p/sourcebroker/t3api/main/en-us/"/>
 </guides>
diff --git a/ext_emconf.php b/ext_emconf.php
index d9f0463..4db0f2a 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -8,11 +8,11 @@
     'author' => 'Inscript Team',
     'author_email' => 'office@inscript.dev',
     'state' => 'stable',
-    'version' => '4.0.0',
+    'version' => '4.0.1',
     'constraints' => [
         'depends' => [
             'php' => '8.1.0-8.3.99',
-            'typo3' => '12.4.00-12.4.99',
+            'typo3' => '12.4.00-13.4.99',
         ],
         'conflicts' => [],
         'suggests' => [],