diff --git a/kaminari-activerecord/lib/kaminari/activerecord.rb b/kaminari-activerecord/lib/kaminari/activerecord.rb
index bd9dd1c..1f1e16d 100644
--- a/kaminari-activerecord/lib/kaminari/activerecord.rb
+++ b/kaminari-activerecord/lib/kaminari/activerecord.rb
@@ -1,2 +1,6 @@
 require "kaminari/activerecord/version"
-require 'kaminari/activerecord/railtie'
+
+ActiveSupport.on_load :active_record do
+  require 'kaminari/activerecord/active_record_extension'
+  ::ActiveRecord::Base.send :include, Kaminari::ActiveRecordExtension
+end
diff --git a/kaminari-activerecord/lib/kaminari/activerecord/railtie.rb b/kaminari-activerecord/lib/kaminari/activerecord/railtie.rb
deleted file mode 100644
index 56b49ab..0000000
--- a/kaminari-activerecord/lib/kaminari/activerecord/railtie.rb
+++ /dev/null
@@ -1,12 +0,0 @@
-module Kaminari
-  module ActiveRecord
-    class Railtie < ::Rails::Railtie #:nodoc:
-      initializer 'kaminari-activerecord' do
-        ActiveSupport.on_load :active_record do
-          require 'kaminari/activerecord/active_record_extension'
-          ::ActiveRecord::Base.send :include, Kaminari::ActiveRecordExtension
-        end
-      end
-    end
-  end
-end