diff --git a/composer.json b/composer.json
index ef325e014162cf8a11351003d7335df759c1369a..a4b2c3791d8c6beb66183ee7060f921086588f7d 100644
--- a/composer.json
+++ b/composer.json
@@ -6,7 +6,7 @@
 	"license": [
 		"GPL-2.0-or-later"
 	],
-	"version": "8.4.1",
+	"version": "9.0.0-dev",
 	"support": {
 	},
 	"repositories": [
@@ -24,7 +24,7 @@
 		}
 	],
 	"require": {
-		"typo3/cms-core": "^8.7.0 || ^9.5.1"
+		"typo3/cms-core": "^9.5.0 || ^10.4.0"
 	},
 	"require-dev": {
 		"roave/security-advisories": "dev-master"
diff --git a/ext_emconf.php b/ext_emconf.php
index 8529f68398d77ec6f51066d33d950380d5ac4982..c7a7993ed43512d5f4c2d706cf2d700466afa286 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -1,6 +1,6 @@
 <?php
 
-$EM_CONF[$_EXTKEY] = [
+$EM_CONF['sg_news'] = [
 	'title' => 'News System',
 	'description' => 'News System',
 	'category' => 'plugin',
@@ -19,17 +19,17 @@ $EM_CONF[$_EXTKEY] = [
 	'modify_tables' => '',
 	'clearCacheOnLoad' => 0,
 	'lockType' => '',
-	'version' => '8.4.1',
+	'version' => '9.0.0-dev',
 	'constraints' => [
 		'depends' => [
-			'typo3' => '8.7.0-9.5.99',
-			'php' => '7.0.0-7.3.99',
+			'typo3' => '9.5.0-10.4.99',
+			'php' => '7.3.0-7.4.99',
 		],
 		'conflicts' => [],
 		'suggests' => [
-			'sg_comments' => '3.0.0',
-			'sg_ajax' => '2.0.0',
-			'languagevisibility' => '2.0.0',
+			'sg_comments' => '5.0.0',
+			'sg_ajax' => '3.0.0',
+			'languagevisibility' => '3.0.0',
 		],
 	],
 	'suggests' => [],