3 files changed, 6 insertions, 4 deletions
diff --git a/actionmailer/lib/action_mailer/base.rb b/actionmailer/lib/action_mailer/base.rb
index 0519783d02..af7255ae4f 100644
--- a/actionmailer/lib/action_mailer/base.rb
+++ b/actionmailer/lib/action_mailer/base.rb
@@ -2,6 +2,7 @@ require 'mail'
 require 'action_mailer/tmail_compat'
 require 'action_mailer/collector'
 require 'active_support/core_ext/array/wrap'
+require 'active_support/core_ext/object/blank'
 
 module ActionMailer #:nodoc:
   # Action Mailer allows you to send email from your application using a mailer model and views.
@@ -290,7 +291,7 @@ module ActionMailer #:nodoc:
       :parts_order  => [ "text/plain", "text/enriched", "text/html" ]
     }.freeze
 
-    ActionMailer.run_base_hooks(self)
+    ActiveSupport.run_load_hooks(:action_mailer, self)
 
     class << self
 
diff --git a/actionmailer/lib/action_mailer/old_api.rb b/actionmailer/lib/action_mailer/old_api.rb
index c7f341d46c..7c59a8ae50 100644
--- a/actionmailer/lib/action_mailer/old_api.rb
+++ b/actionmailer/lib/action_mailer/old_api.rb
@@ -1,4 +1,5 @@
 require 'active_support/core_ext/object/try'
+require 'active_support/core_ext/object/blank'
 
 module ActionMailer
   module OldApi #:nodoc:
diff --git a/actionmailer/lib/action_mailer/railtie.rb b/actionmailer/lib/action_mailer/railtie.rb
index 2703367fdb..882e078d1b 100644
--- a/actionmailer/lib/action_mailer/railtie.rb
+++ b/actionmailer/lib/action_mailer/railtie.rb
@@ -6,18 +6,18 @@ module ActionMailer
     config.action_mailer = ActiveSupport::OrderedOptions.new
 
     initializer "action_mailer.url_for", :before => :load_environment_config do |app|
-      ActionMailer.base_hook { include app.routes.url_helpers }
+      ActiveSupport.on_load(:action_mailer) { include app.routes.url_helpers }
     end
 
     require "action_mailer/railties/log_subscriber"
     log_subscriber :action_mailer, ActionMailer::Railties::LogSubscriber.new
 
     initializer "action_mailer.logger" do
-      ActionMailer.base_hook { self.logger ||= Rails.logger }
+      ActiveSupport.on_load(:action_mailer) { self.logger ||= Rails.logger }
     end
 
     initializer "action_mailer.set_configs" do |app|
-      ActionMailer.base_hook do
+      ActiveSupport.on_load(:action_mailer) do
         app.config.action_mailer.each do |k,v|
           send "#{k}=", v
         end