diff --git a/composer.json b/composer.json
index d02a60f..0134a05 100644
--- a/composer.json
+++ b/composer.json
@@ -9,7 +9,7 @@
         }
     ],
     "require": {
-        "typo3/cms-core": "8.7.0 - 9.5.99",
+        "typo3/cms-core": "8.7.0 - 10.99.99",
         "sarhan/php-flatten": "^4.0"
     },
     "autoload": {
diff --git a/ext_emconf.php b/ext_emconf.php
index 1340658..f3e4cb9 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -23,7 +23,7 @@ $EM_CONF[$_EXTKEY] = [
     'version' => '0.0.1',
     'constraints' => [
         'depends' => [
-            'typo3' => '8.7.0-9.5.99',
+            'typo3' => '8.7.0-10.99.99',
         ],
         'conflicts' => [],
         'suggests' => [],