diff --git a/VERSION b/VERSION
index 69e97865..365a3ce3 100644
--- a/VERSION
+++ b/VERSION
@@ -1,2 +1,2 @@
-9.9.0
+10.0.0
 
diff --git a/lib/adyen/version.rb b/lib/adyen/version.rb
index 8cb84fba..0966523e 100644
--- a/lib/adyen/version.rb
+++ b/lib/adyen/version.rb
@@ -1,4 +1,4 @@
 module Adyen
   NAME = 'adyen-ruby-api-library'.freeze
-  VERSION = '9.9.0'.freeze
+  VERSION = '10.0.0'.freeze
 end