diff --git a/lib/active_admin_importable.rb b/lib/active_admin_importable.rb
index 47c6d33..853bed4 100644
--- a/lib/active_admin_importable.rb
+++ b/lib/active_admin_importable.rb
@@ -1,6 +1,7 @@
 require "active_admin_importable/version"
 require 'active_admin_importable/engine'
 require 'active_admin_importable/dsl'
+require 'active_admin'
 
 ::ActiveAdmin::DSL.send(:include, ActiveAdminImportable::DSL)