diff --git a/composer.json b/composer.json
index e94e82a..4446262 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
 		}],
 
 	"require": {
-		"typo3/cms-core": "9.0.0"
+		"typo3/cms-core": "9.1.0"
 	},
 	"conflict": {
 		"typo3/cms": "*"
@@ -21,7 +21,7 @@
 	},
 	"extra": {
 		"branch-alias": {
-			"dev-master": "9.0.x-dev"
+			"dev-master": "9.1.x-dev"
 		},
 		"typo3/cms": {
 			"extension-key": "feedit"
diff --git a/ext_emconf.php b/ext_emconf.php
index af32c86..48b2313 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -10,10 +10,10 @@ $EM_CONF[$_EXTKEY] = [
     'uploadfolder' => 0,
     'createDirs' => '',
     'clearCacheOnLoad' => 0,
-    'version' => '9.0.0',
+    'version' => '9.1.0',
     'constraints' => [
         'depends' => [
-            'typo3' => '9.0.0-9.0.0',
+            'typo3' => '9.1.0-9.1.0',
         ],
         'conflicts' => [],
         'suggests' => [],