diff --git a/config/initializers/action_mailer_extensions.rb b/config/initializers/action_mailer_extensions.rb
deleted file mode 100644
index 02269a2..0000000
--- a/config/initializers/action_mailer_extensions.rb
+++ /dev/null
@@ -1,28 +0,0 @@
-module ActionMailer
-  class Base
-    class_inheritable_accessor :view_paths
-
-    def self.prepend_view_path(path)
-      view_paths.unshift(*path)
-      ActionView::TemplateFinder.process_view_paths(path)
-    end
-
-    def self.append_view_path(path)
-      view_paths.push(*path)
-      ActionView::TemplateFinder.process_view_paths(path)
-    end
-
-    def self.view_paths
-      @view_paths ||= [template_root]
-    end
-
-    def view_paths
-      self.class.view_paths
-    end
-
-    def initialize_template_class(assigns)
-      ActionView::Base.new(view_paths, assigns, self)
-    end
-
-  end
-end
diff --git a/config/initializers/plugins.rb b/config/initializers/plugins.rb
index 5348975..4e679a6 100644
--- a/config/initializers/plugins.rb
+++ b/config/initializers/plugins.rb
@@ -2,4 +2,5 @@ require 'noosfero/plugin'
 require 'noosfero/plugin/manager'
 require 'noosfero/plugin/context'
 require 'noosfero/plugin/active_record'
+require 'noosfero/plugin/mailer_base'
 Noosfero::Plugin.init_system
diff --git a/lib/noosfero/plugin/mailer_base.rb b/lib/noosfero/plugin/mailer_base.rb
new file mode 100644
index 0000000..4c54836
--- /dev/null
+++ b/lib/noosfero/plugin/mailer_base.rb
@@ -0,0 +1,25 @@
+class Noosfero::Plugin::MailerBase < ActionMailer::Base
+  class_inheritable_accessor :view_paths
+
+  def self.prepend_view_path(path)
+    view_paths.unshift(*path)
+    ActionView::TemplateFinder.process_view_paths(path)
+  end
+
+  def self.append_view_path(path)
+    view_paths.push(*path)
+    ActionView::TemplateFinder.process_view_paths(path)
+  end
+
+  def self.view_paths
+    @view_paths ||= [template_root]
+  end
+
+  def view_paths
+    self.class.view_paths
+  end
+
+  def initialize_template_class(assigns)
+    ActionView::Base.new(view_paths, assigns, self)
+  end
+end
--
libgit2 0.21.2