diff --git a/docs/index.rst b/docs/index.rst
index b869c1d7..76b2b2cd 100644
--- a/docs/index.rst
+++ b/docs/index.rst
@@ -40,7 +40,7 @@ Requirements
 +--------------------+----------------------+
 | `Redmine`_ version | >= 3.4.0             |
 +--------------------+----------------------+
-| `Ruby`_ version    | >= 2.3.0             |
+| `Ruby`_ version    | >= 2.2.2             |
 +--------------------+----------------------+
 | Gem packages       | see `Gemfile`_       |
 +--------------------+----------------------+
diff --git a/init.rb b/init.rb
index 3626d4a5..6543c294 100644
--- a/init.rb
+++ b/init.rb
@@ -4,7 +4,7 @@ Redmine::Plugin.register :additionals do
   name 'Additionals'
   author 'AlphaNodes GmbH'
   description 'Customizing Redmine, providing wiki macros and act as a library/function provider for other Redmine plugins'
-  version '2.0.17'
+  version '2.0.18-dev'
   author_url 'https://alphanodes.com/'
   url 'https://github.com/alphanodes/additionals'