diff --git a/app/models/authentication.rb b/app/models/authentication.rb
index 19887904b1d..506208f2c86 100644
--- a/app/models/authentication.rb
+++ b/app/models/authentication.rb
@@ -20,6 +20,8 @@ def self.new(*args, &block)
   has_many :configuration_script_bases,
            :through => :authentication_configuration_script_bases
 
+  has_many :configuration_script_sources
+
   before_save :set_credentials_changed_on
   after_save :after_authentication_changed
 
diff --git a/app/models/configuration_script_source.rb b/app/models/configuration_script_source.rb
index 66158eb443e..a4d431a9694 100644
--- a/app/models/configuration_script_source.rb
+++ b/app/models/configuration_script_source.rb
@@ -1,4 +1,5 @@
 class ConfigurationScriptSource < ApplicationRecord
   has_many    :configuration_script_payloads
+  belongs_to  :authentication
   belongs_to  :manager, :class_name => "ExtManagementSystem"
 end
diff --git a/app/models/manageiq/providers/ansible_tower/automation_manager/scm_credential.rb b/app/models/manageiq/providers/ansible_tower/automation_manager/scm_credential.rb
new file mode 100644
index 00000000000..277eb05d8d2
--- /dev/null
+++ b/app/models/manageiq/providers/ansible_tower/automation_manager/scm_credential.rb
@@ -0,0 +1,2 @@
+class ManageIQ::Providers::AnsibleTower::AutomationManager::ScmCredential < ManageIQ::Providers::AutomationManager::Authentication
+end
diff --git a/db/migrate/20170203161253_add_scm_attributes_to_configuration_script_source.rb b/db/migrate/20170203161253_add_scm_attributes_to_configuration_script_source.rb
new file mode 100644
index 00000000000..a9ee3d102f3
--- /dev/null
+++ b/db/migrate/20170203161253_add_scm_attributes_to_configuration_script_source.rb
@@ -0,0 +1,11 @@
+class AddScmAttributesToConfigurationScriptSource < ActiveRecord::Migration[5.0]
+  def change
+    add_column :configuration_script_sources, :scm_type,             :string
+    add_column :configuration_script_sources, :scm_url,              :string
+    add_column :configuration_script_sources, :scm_branch,           :string
+    add_column :configuration_script_sources, :scm_clean,            :boolean
+    add_column :configuration_script_sources, :scm_delete_on_update, :boolean
+    add_column :configuration_script_sources, :scm_update_on_launch, :boolean
+    add_column :configuration_script_sources, :authentication_id,    :bigint
+  end
+end
diff --git a/db/schema.yml b/db/schema.yml
index e6ecc6e45d5..526a6215cf6 100644
--- a/db/schema.yml
+++ b/db/schema.yml
@@ -536,6 +536,13 @@ configuration_script_sources:
 - description
 - created_at
 - updated_at
+- scm_type
+- scm_url
+- scm_branch
+- scm_clean
+- scm_delete_on_update
+- scm_update_on_launch
+- authentication_id
 configuration_scripts:
 - id
 - manager_id
diff --git a/lib/miq_automation_engine/service_models/miq_ae_service_manageiq-providers-ansible_tower-automation_manager-scm_credential.rb b/lib/miq_automation_engine/service_models/miq_ae_service_manageiq-providers-ansible_tower-automation_manager-scm_credential.rb
new file mode 100644
index 00000000000..bd4a493a512
--- /dev/null
+++ b/lib/miq_automation_engine/service_models/miq_ae_service_manageiq-providers-ansible_tower-automation_manager-scm_credential.rb
@@ -0,0 +1,4 @@
+module MiqAeMethodService
+  class MiqAeServiceManageIQ_Providers_AnsibleTower_AutomationManager_ScmCredential < MiqAeServiceManageIQ_Providers_AutomationManager_Authentication
+  end
+end
diff --git a/spec/lib/miq_automation_engine/service_models/miq_ae_service_manageiq-providers-ansible_tower-automation_manager-scm_credential_spec.rb b/spec/lib/miq_automation_engine/service_models/miq_ae_service_manageiq-providers-ansible_tower-automation_manager-scm_credential_spec.rb
new file mode 100644
index 00000000000..8fe2e5ec7b2
--- /dev/null
+++ b/spec/lib/miq_automation_engine/service_models/miq_ae_service_manageiq-providers-ansible_tower-automation_manager-scm_credential_spec.rb
@@ -0,0 +1,5 @@
+describe MiqAeMethodService::MiqAeServiceManageIQ_Providers_AnsibleTower_AutomationManager_ScmCredential do
+  it "get the service model class" do
+    expect { described_class }.not_to raise_error
+  end
+end
diff --git a/spec/models/configuration_script_source_spec.rb b/spec/models/configuration_script_source_spec.rb
deleted file mode 100644
index 7d7e10f1bf2..00000000000
--- a/spec/models/configuration_script_source_spec.rb
+++ /dev/null
@@ -1,21 +0,0 @@
-describe ConfigurationScriptSource do
-  context "automation_manager" do
-    let(:manager) { FactoryGirl.create(:automation_manager, :provider) }
-    let(:configuration_script_source) { FactoryGirl.create(:configuration_script_source, :manager => manager) }
-    let!(:payloads) do
-      [FactoryGirl.create(:configuration_script_payload, :configuration_script_source => configuration_script_source),
-       FactoryGirl.create(:configuration_script_payload, :configuration_script_source => configuration_script_source)]
-    end
-
-    it "belongs_to the automation manager" do
-      expect(configuration_script_source.manager).to eq(manager)
-      expect(manager.configuration_script_sources.size).to eq 1
-      expect(manager.configuration_script_sources.first).to be_a ConfigurationScriptSource
-    end
-
-    it "can have multiple configuration_script_payloads" do
-      expect(configuration_script_source.configuration_script_payloads.size).to eq 2
-      expect(payloads[0].configuration_script_source).to eq(configuration_script_source)
-    end
-  end
-end