diff --git a/test/functional/enterprise_registration_controller_test.rb b/test/functional/enterprise_registration_controller_test.rb
index 958b05a..21bb85f 100644
--- a/test/functional/enterprise_registration_controller_test.rb
+++ b/test/functional/enterprise_registration_controller_test.rb
@@ -43,7 +43,7 @@ class EnterpriseRegistrationControllerTest < ActionController::TestCase
     env.save
     region = fast_create(Region, {})
 
-    data = { :name => 'My new enterprise', :identifier => 'mynew', :region => region }
+    data = { :name => 'My new enterprise', :identifier => 'mynew', :region_id => region.id }
     create_enterprise = CreateEnterprise.new(data)
 
     post :index, :create_enterprise => data
@@ -56,7 +56,7 @@ class EnterpriseRegistrationControllerTest < ActionController::TestCase
     env.save
     region = fast_create(Region, {})
 
-    data = { :name => 'My new enterprise', :identifier => 'mynew', :region => region }
+    data = { :name => 'My new enterprise', :identifier => 'mynew', :region_id => region.id }
     create_enterprise = CreateEnterprise.new(data)
 
     post :index, :create_enterprise => data
--
libgit2 0.21.2