diff --git a/test/unit/lib/redmine/unified_diff_test.rb b/test/unit/lib/redmine/unified_diff_test.rb
index 61ed3df83..b771505ae 100644
--- a/test/unit/lib/redmine/unified_diff_test.rb
+++ b/test/unit/lib/redmine/unified_diff_test.rb
@@ -18,10 +18,6 @@
 require File.expand_path('../../../../test_helper', __FILE__)
 
 class Redmine::UnifiedDiffTest < ActiveSupport::TestCase
-
-  def setup
-  end
-
   def test_subversion_diff
     diff = Redmine::UnifiedDiff.new(read_diff_fixture('subversion.diff'))
     # number of files