diff --git a/Changelog b/Changelog
old mode 100755
new mode 100644
index 17d8db5..eead8b0
--- a/Changelog
+++ b/Changelog
@@ -1,8 +1,11 @@
-2020-04-20  Franz Holzinger <franz@ttproducts.de>
+2021-12-31  Franz Holzinger <franz@ttproducts.de>
+    * add compatibility for TYPO3 11
+
+2021-04-20  Franz Holzinger <franz@ttproducts.de>
     * bugfix extension manager configuration
     * compatibility for TYPO3 10: replace eID parameter by Middleware and the parameter transactor.
 
-2020-04-01  Franz Holzinger <franz@ttproducts.de>
+2021-04-01  Franz Holzinger <franz@ttproducts.de>
     * add compatibility for TYPO3 10
     * remove compatibility for TYPO3 6.2
 
diff --git a/README.md b/README.md
old mode 100755
new mode 100644
index 8501e11..bded49a
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ Set the compatibility mode (basic.compatibility) to 0 for the new API.
 Older extension versions might need the old API and a 1 here.
 
 
-Since version 0.9.0 the transactor extension contains a middleware, which payment extensions can use for a gateway instant message after the payment.
+Since version 0.9.0 the transactor extension contains a middleware, which payment extensions can use for dealing with a gateway instant message after the payment.
 
 Use the transactor parameter as
 transactor=mygateway
diff --git a/composer.json b/composer.json
index 055122d..9f07dfb 100644
--- a/composer.json
+++ b/composer.json
@@ -24,9 +24,9 @@
     "GPL-2.0-or-later"
   ],
   "require": {
-    "php": "^7.2",
-    "typo3/cms-core": "^7.6 || ^8.7 || ^9.5 || ^10.4",
-    "jambagecom/div2007": "^1.11"
+    "php": "^7.3",
+    "typo3/cms-core": "^7.6 || ^8.7 || ^9.5 || ^10.4 || ^11.5",
+    "jambagecom/div2007": "^1.11 || ^1.12"
   },
   "suggest": {
     "friendsoftypo3/typo3db-legacy": "^1"
@@ -43,8 +43,7 @@
     ]
   },
   "replace": {
-    "jambagecom/transactor": "self.version",
-    "typo3-ter/transactor": "self.version"
+    "jambagecom/transactor": "self.version"
   },
   "extra": {
     "typo3/cms": {
diff --git a/ext_emconf.php b/ext_emconf.php
index db2bbce..5901935 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -8,7 +8,7 @@
     'title' => 'Payment Transactor API',
     'description' => 'This is a basic API to develop extensions which connect to different payment transaction gateways.',
     'category' => 'misc',
-    'version' => '0.9.0',
+    'version' => '0.9.1',
     'state' => 'stable',
     'clearcacheonload' => 0,
     'author' => 'Franz Holzinger',
@@ -16,8 +16,8 @@
     'author_company' => '',
     'constraints' => [
         'depends' => [
-            'php' => '7.1.0-7.4.99',
-            'typo3' => '7.6.0-10.4.99',
+            'php' => '7.3.0-7.4.99',
+            'typo3' => '7.6.0-11.5.99',
             'div2007' => '1.11.0-0.0.0',
         ],
         'conflicts' => [