diff --git a/test/unit/abuse_complaint_test.rb b/test/unit/abuse_complaint_test.rb
index 8213db1..ceebed6 100644
--- a/test/unit/abuse_complaint_test.rb
+++ b/test/unit/abuse_complaint_test.rb
@@ -1,6 +1,6 @@
 require File.dirname(__FILE__) + '/../test_helper'
 
-class AbuseComplaintTest < Test::Unit::TestCase
+class AbuseComplaintTest < ActiveSupport::TestCase
 
   should 'be related with a reported' do
     reported = fast_create(Profile)
diff --git a/test/unit/abuse_report_test.rb b/test/unit/abuse_report_test.rb
index 1b337b5..c9f3fd6 100644
--- a/test/unit/abuse_report_test.rb
+++ b/test/unit/abuse_report_test.rb
@@ -1,6 +1,6 @@
 require File.dirname(__FILE__) + '/../test_helper'
 
-class AbuseReportTest < Test::Unit::TestCase
+class AbuseReportTest < ActiveSupport::TestCase
 
   def setup
     @reported = fast_create(Profile)
diff --git a/test/unit/display_helper_test.rb b/test/unit/display_helper_test.rb
index ae25d09..171c180 100644
--- a/test/unit/display_helper_test.rb
+++ b/test/unit/display_helper_test.rb
@@ -1,6 +1,6 @@
 require File.dirname(__FILE__) + '/../test_helper'
 
-class DisplayHelperTest < Test::Unit::TestCase
+class DisplayHelperTest < ActiveSupport::TestCase
 
   include DisplayHelper
   include ActionView::Helpers::TagHelper
diff --git a/test/unit/multi_tenancy.rb b/test/unit/multi_tenancy.rb
index 8e6b8d3..329c3d6 100644
--- a/test/unit/multi_tenancy.rb
+++ b/test/unit/multi_tenancy.rb
@@ -1,7 +1,7 @@
 require File.dirname(__FILE__) + '/../test_helper'
 require 'noosfero/multi_tenancy'
 
-class MultiTenancyTest < Test::Unit::TestCase
+class MultiTenancyTest < ActiveSupport::TestCase
 
   def test_get_mapping_if_is_set
     mapping = { :env => {} }
diff --git a/test/unit/tags_helper_test.rb b/test/unit/tags_helper_test.rb
index da5f0ae..aafb2ba 100644
--- a/test/unit/tags_helper_test.rb
+++ b/test/unit/tags_helper_test.rb
@@ -1,6 +1,6 @@
 require File.dirname(__FILE__) + '/../test_helper'
 
-class TagsHelperTest < Test::Unit::TestCase
+class TagsHelperTest < ActiveSupport::TestCase
 
   include ApplicationHelper
   include TagsHelper
--
libgit2 0.21.2