diff --git a/init.rb b/init.rb
index 8248f92..ceefa2f 100644
--- a/init.rb
+++ b/init.rb
@@ -15,13 +15,12 @@ end
 
 require 'redmine_custom_workflows/hooks'
 
+require File.dirname(__FILE__) + '/lib/redmine_custom_workflows/projects_helper_patch'
+
 Rails.application.config.to_prepare do
   unless Project.include?(RedmineCustomWorkflows::ProjectPatch)
     Project.send(:include, RedmineCustomWorkflows::ProjectPatch)
   end
-  unless ProjectsHelper.include?(RedmineCustomWorkflows::ProjectsHelperPatch)
-    ProjectsHelper.send(:include, RedmineCustomWorkflows::ProjectsHelperPatch)
-  end
   unless Attachment.include?(RedmineCustomWorkflows::AttachmentPatch)
     Attachment.send(:include, RedmineCustomWorkflows::AttachmentPatch)
   end
@@ -52,4 +51,4 @@ Rails.application.config.to_prepare do
   unless ActionView::Base.include?(RedmineCustomWorkflows::Helper)
     ActionView::Base.send(:include, RedmineCustomWorkflows::Helper)
   end
-end
\ No newline at end of file
+end
diff --git a/lib/redmine_custom_workflows/projects_helper_patch.rb b/lib/redmine_custom_workflows/projects_helper_patch.rb
index 458e54f..af8f4b6 100644
--- a/lib/redmine_custom_workflows/projects_helper_patch.rb
+++ b/lib/redmine_custom_workflows/projects_helper_patch.rb
@@ -1,20 +1,14 @@
 module RedmineCustomWorkflows
   module ProjectsHelperPatch
 
-    def self.included(base)
-      base.send(:include, InstanceMethods)
-      base.class_eval do
-        alias_method_chain :project_settings_tabs, :custom_workflows
-      end
+    def project_settings_tabs
+      tabs = super 
+      tabs << {:name => 'custom_workflows', :action => :manage_project_workflow, :partial => 'projects/settings/custom_workflow',
+               :label => :label_custom_workflow_plural} if User.current.allowed_to?(:manage_project_workflow, @project)
+      tabs
     end
 
-    module InstanceMethods
-      def project_settings_tabs_with_custom_workflows
-        tabs = project_settings_tabs_without_custom_workflows
-        tabs << {:name => 'custom_workflows', :action => :manage_project_workflow, :partial => 'projects/settings/custom_workflow',
-                 :label => :label_custom_workflow_plural} if User.current.allowed_to?(:manage_project_workflow, @project)
-        tabs
-      end
-    end
   end
-end
\ No newline at end of file
+end
+
+ProjectsHelper.send(:prepend, RedmineCustomWorkflows::ProjectsHelperPatch)