diff --git a/Rakefile b/Rakefile
index 04c8372..b68dbaa 100644
--- a/Rakefile
+++ b/Rakefile
@@ -14,4 +14,10 @@
 
   rdoc.title = "DMPonline4 Documentation"
   rdoc.options << "--all" 
+end
+
+YARD::Rake::YardocTask.new do |t|
+  t.files   = ['app/models/*.rb', OTHER_PATHS]   # optional
+  t.options = ['--any', '--extra', '--opts'] # optional
+  t.stats_options = ['--list-undoc']         # optional
 end
\ No newline at end of file