diff --git a/Gemfile b/Gemfile
index d059926fdb..dc6dc855a2 100644
--- a/Gemfile
+++ b/Gemfile
@@ -36,6 +36,7 @@ end
 gem 'dalli', '>= 2.2.1'
 
 # ActiveJob
+gem 'globalid', github: 'rails/globalid'
 gem 'resque', require: false
 gem 'resque-scheduler', require: false
 gem 'sidekiq', require: false
diff --git a/actionmailer/test/base_test.rb b/actionmailer/test/base_test.rb
index c17e59f746..fc24639bf4 100644
--- a/actionmailer/test/base_test.rb
+++ b/actionmailer/test/base_test.rb
@@ -4,7 +4,6 @@ require 'set'
 
 require 'action_dispatch'
 require 'active_support/time'
-require 'active_support/core_ext/object/itself'
 
 require 'mailers/base_mailer'
 require 'mailers/proc_mailer'
diff --git a/activejob/README.md b/activejob/README.md
index ebb7876c81..e48070bcfc 100644
--- a/activejob/README.md
+++ b/activejob/README.md
@@ -59,7 +59,7 @@ That's it!
 
 ## GlobalID support
 
-Active Job supports [GlobalID serialization](https://github.com/rails/activemodel-globalid/) for parameters. This makes it possible
+Active Job supports [GlobalID serialization](https://github.com/rails/globalid/) for parameters. This makes it possible
 to pass live Active Record objects to your job instead of class/id pairs, which
 you then have to manually deserialize. Before, jobs would look like this:
 
@@ -82,7 +82,7 @@ class TrashableCleanupJob
 end
 ```
 
-This works with any class that mixes in ActiveModel::GlobalIdentification, which
+This works with any class that mixes in GlobalID::Identification, which
 by default has been mixed into Active Record classes.
 
 
diff --git a/activejob/activejob.gemspec b/activejob/activejob.gemspec
index fd551e540e..d609bb8fce 100644
--- a/activejob/activejob.gemspec
+++ b/activejob/activejob.gemspec
@@ -18,6 +18,5 @@ Gem::Specification.new do |s|
   s.files        = Dir['CHANGELOG.md', 'MIT-LICENSE', 'README.md', 'lib/**/*']
   s.require_path = 'lib'
 
-  s.add_dependency 'activesupport', version
-  s.add_dependency 'activemodel-globalid'
+  s.add_dependency 'globalid'
 end
diff --git a/activejob/lib/active_job.rb b/activejob/lib/active_job.rb
index f0a34ffb44..ef92406725 100644
--- a/activejob/lib/active_job.rb
+++ b/activejob/lib/active_job.rb
@@ -24,6 +24,7 @@
 require 'active_support'
 require 'active_support/rails'
 require 'active_job/version'
+require 'global_id'
 
 module ActiveJob
   extend ActiveSupport::Autoload
diff --git a/activejob/lib/active_job/arguments.rb b/activejob/lib/active_job/arguments.rb
index 8486a9e918..b7572b0e29 100644
--- a/activejob/lib/active_job/arguments.rb
+++ b/activejob/lib/active_job/arguments.rb
@@ -1,6 +1,3 @@
-require 'active_model/global_locator'
-require 'active_model/global_identification'
-
 module ActiveJob
   module Arguments
     extend self
@@ -17,7 +14,7 @@ module ActiveJob
     private
       def serialize_argument(argument)
         case argument
-        when ActiveModel::GlobalIdentification
+        when GlobalID::Identification
           argument.global_id.to_s
         when *TYPE_WHITELIST
           argument
@@ -37,7 +34,7 @@ module ActiveJob
         when Hash
           Hash[ argument.map { |key, value| [ key, deserialize_argument(value) ] } ].with_indifferent_access
         else
-          ActiveModel::GlobalLocator.locate(argument) || argument
+          GlobalID::Locator.locate(argument) || argument
         end
       end
 
diff --git a/activejob/lib/active_job/enqueuing.rb b/activejob/lib/active_job/enqueuing.rb
index c00aab40da..3d00d51867 100644
--- a/activejob/lib/active_job/enqueuing.rb
+++ b/activejob/lib/active_job/enqueuing.rb
@@ -7,7 +7,7 @@ module ActiveJob
     module ClassMethods
       # Push a job onto the queue.  The arguments must be legal JSON types
       # (string, int, float, nil, true, false, hash or array) or
-      # ActiveModel::GlobalIdentication instances.  Arbitrary Ruby objects
+      # GlobalID::Identification instances.  Arbitrary Ruby objects
       # are not supported.
       #
       # Returns an instance of the job class queued with args available in
diff --git a/activejob/test/helper.rb b/activejob/test/helper.rb
index 5e491332ee..a56b35da12 100644
--- a/activejob/test/helper.rb
+++ b/activejob/test/helper.rb
@@ -2,6 +2,8 @@ require File.expand_path('../../../load_paths', __FILE__)
 
 require 'active_job'
 
+GlobalID.app = 'aj'
+
 @adapter  = ENV['AJADAPTER'] || 'inline'
 
 def sidekiq?
diff --git a/activejob/test/models/person.rb b/activejob/test/models/person.rb
index a5bdbc462b..b31396db4b 100644
--- a/activejob/test/models/person.rb
+++ b/activejob/test/models/person.rb
@@ -1,7 +1,5 @@
-require 'active_model/global_identification'
-
 class Person
-  include ActiveModel::GlobalIdentification
+  include GlobalID::Identification
 
   attr_reader :id