diff --git a/ext_emconf.php b/ext_emconf.php
index 0554289..05d6118 100755
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -12,7 +12,7 @@
     'author_company' => 'b13 GmbH',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.5.5-11.5.99',
+            'typo3' => '10.4.0-11.5.99',
         ],
         'conflicts' => [
         ],