diff --git a/config/locales/es.yml b/config/locales/es.yml
new file mode 100644
index 0000000..af401e5
--- /dev/null
+++ b/config/locales/es.yml
@@ -0,0 +1,6 @@
+# Spanish strings go here for Rails i18n
+es:
+  label_ok: "Aceptar"
+  label_dismiss: "Descartar"
+  label_news: "Noticias"
+  label_message: "Mensajes"
\ No newline at end of file
diff --git a/init.rb b/init.rb
index 6d5481d..a4656a0 100644
--- a/init.rb
+++ b/init.rb
@@ -1,11 +1,16 @@
 require 'redmine'
-require 'sticky_messages_application_hooks'
 
 Redmine::Plugin.register :redmine_sticky_messages do
   name 'Redmine Sticky Messages plugin'
   author 'Jong-Ha Ahn'
   description 'This is a plugin for Redmine'
-  version '1.0.1'
+  version '1.0.2'
   url 'http://github.com/jongha/redmine_sticky_messages'
   author_url 'http://www.mrlatte.net'
-end
+
+  require File.expand_path('lib/sticky_messages_application/hooks', __dir__)
+
+  if Rails.configuration.respond_to?(:autoloader) && Rails.configuration.autoloader == :zeitwerk
+    Rails.autoloaders.each { |loader| loader.ignore(File.expand_path('lib/sticky_messages_application', __dir__)) }
+  end
+end
\ No newline at end of file
diff --git a/lib/sticky_messages_application/hooks.rb b/lib/sticky_messages_application/hooks.rb
new file mode 100644
index 0000000..3eeb3e8
--- /dev/null
+++ b/lib/sticky_messages_application/hooks.rb
@@ -0,0 +1,13 @@
+module StickyMessagesHeaderHooks
+  class Hooks < Redmine::Hook::ViewListener
+    def view_layouts_base_html_head(context = {})
+      o = stylesheet_link_tag('sticky_messages', :plugin => 'redmine_sticky_messages')
+      o << stylesheet_link_tag('buttons', :plugin => 'redmine_sticky_messages')
+      o << javascript_include_tag('sticky_messages', :plugin => 'redmine_sticky_messages')
+      o << javascript_include_tag('jquery.noty.packaged.min.js', :plugin => 'redmine_sticky_messages')
+      return o
+    end
+
+    render_on :view_layouts_base_body_bottom, :partial => 'messages/after_top_menu'
+  end
+end
\ No newline at end of file
diff --git a/lib/sticky_messages_application_hooks.rb b/lib/sticky_messages_application_hooks.rb
deleted file mode 100644
index b9c8469..0000000
--- a/lib/sticky_messages_application_hooks.rb
+++ /dev/null
@@ -1,14 +0,0 @@
-class StickyMessagesHeaderHooks < Redmine::Hook::ViewListener
-
-  def view_layouts_base_html_head(context = {})
-    o = stylesheet_link_tag('sticky_messages', :plugin => 'redmine_sticky_messages')
-    o << stylesheet_link_tag('buttons', :plugin => 'redmine_sticky_messages')
-    o << javascript_include_tag('sticky_messages', :plugin => 'redmine_sticky_messages')
-    o << javascript_include_tag('jquery.noty.packaged.min.js', :plugin => 'redmine_sticky_messages')
-    return o
-  end
-end
-
-class StickyMessageTopMenuHooks < Redmine::Hook::ViewListener
-  render_on :view_layouts_base_body_bottom, :partial => 'messages/after_top_menu'
-end
\ No newline at end of file