diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index 9efec5e..7401031 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -1,31 +1,22 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config`
-# on 2016-02-04 16:35:09 +0100 using RuboCop version 0.35.1.
+# on 2017-02-23 16:58:21 +0100 using RuboCop version 0.39.0.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
 # versions of RuboCop, may require this file to be generated again.
 
-# Offense count: 10
+# Offense count: 1
 Lint/ParenthesesAsGroupedExpression:
   Exclude:
     - 'recipes/identity_registration.rb'
 
-# Offense count: 1
-Metrics/AbcSize:
-  Max: 18
-
-# Offense count: 1
-# Configuration parameters: CountComments.
-Metrics/MethodLength:
-  Max: 13
-
-# Offense count: 5
+# Offense count: 4
 # Configuration parameters: EnforcedStyle, SupportedStyles.
+# SupportedStyles: nested, compact
 Style/ClassAndModuleChildren:
   Exclude:
     - 'recipes/api.rb'
     - 'recipes/cinder-common.rb'
-    - 'recipes/client.rb'
     - 'recipes/identity_registration.rb'
     - 'recipes/volume.rb'
diff --git a/metadata.rb b/metadata.rb
index 8e4911f..2f2b11f 100644
--- a/metadata.rb
+++ b/metadata.rb
@@ -7,14 +7,14 @@ source_url 'https://github.com/openstack/cookbook-openstack-block-storage' if re
 license 'Apache 2.0'
 description 'The OpenStack Advanced Volume Management service Cinder.'
 long_description IO.read(File.join(File.dirname(__FILE__), 'README.md'))
-version '14.0.0'
+version '15.0.0'
 
 %w(ubuntu redhat centos).each do |os|
   supports os
 end
 
 depends 'apt', '~> 5.0'
-depends 'openstack-common', '>= 14.0.0'
-depends 'openstack-identity', '>= 14.0.0'
-depends 'openstack-image', '>= 14.0.0'
+depends 'openstack-common', '>= 15.0.0'
+depends 'openstack-identity', '>= 15.0.0'
+depends 'openstack-image', '>= 15.0.0'
 depends 'openstackclient'