Index: platform/tdiary/Rakefile
===================================================================
--- platform/tdiary/Rakefile (revision 5271)
+++ platform/tdiary/Rakefile (revision 5282)
@@ -27,5 +27,4 @@
 desc 'Run all tests'
 task :test do
-  require 'test/unit'
   test_files     = FileList[File.join('test', '**', '*_test.rb')]
   opt_load_paths = [File.join(package[:root], 'plugin')].map{|path| "-I#{path}" }.join(' ')