diff --git a/Rakefile b/Rakefile
index 010590f..193a2bb 100644
--- a/Rakefile
+++ b/Rakefile
@@ -24,7 +24,7 @@ namespace :spec do
     t.spec_files  = FileList['spec/**/*_spec.rb']
     t.rcov        = true
     t.rcov_dir    = 'doc/coverage'
-    t.rcov_opts   = ['--text-report', '--exclude', "spec/,#{File.expand_path(File.join(File.dirname(__FILE__),'../../..'))}"] 
+    t.rcov_opts   = ['--text-report', '--exclude', "spec/,rcov.rb,#{File.expand_path(File.join(File.dirname(__FILE__),'../../..'))}"] 
   end
 
   namespace :rcov do