diff --git a/Changelog.txt b/Changelog.txt
index 34df683b..636bd066 100644
--- a/Changelog.txt
+++ b/Changelog.txt
@@ -1,3 +1,22 @@
+==1.4.0==
+New Feature(s)
+ 
+* New Klarna implementation, now supporting Klarna Debit, Invoice and Installment
+
+Maintenance
+ 
+* remove DISCOVER
+* Fix various translation issues
+* Harmonized UI for Captures & Refunds
+* Added PAYONE Secure Invoice to Wave theme
+* Removed old unused Sofort code
+* Support address changes with PayPal Express
+* Fixed mapping issues in TX-Status Forwarding which might lead to problems connecting downstream systems like pixi*
+ 
+Warning(s)
+ 
+* Klarna legacy will be shut down by the end of Sep 2020. Only upgrade if you are either not using Klarna or have been set up with the new Klarna Connector on the PAYONE platform
+
 ==1.3.2==
 New Features
 
diff --git a/metadata.php b/metadata.php
index d376bd9d..04fa14e2 100755
--- a/metadata.php
+++ b/metadata.php
@@ -34,7 +34,7 @@
                             https://www.payone.de
                         </a>',
     'thumbnail'     => 'picture.gif',
-    'version'       => '1.3.2',
+    'version'       => '1.4.0',
     'author'        => 'FATCHIP GmbH',
     'email'         => 'kontakt@fatchip.de',
     'url'           => 'https://wiki.fatchip.de/public/faqpayone',
diff --git a/version.txt b/version.txt
index 1892b926..e21e727f 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-1.3.2
+1.4.0
\ No newline at end of file