diff --git a/app/models/site/repository.rb b/app/models/site/repository.rb
index 7cc64352..a72c64cf 100644
--- a/app/models/site/repository.rb
+++ b/app/models/site/repository.rb
@@ -8,6 +8,7 @@ class Site
   class Repository
     attr_reader :rugged, :changes, :path
 
+    # @param [String] la ruta del repositorio
     def initialize(path)
       @path = path
       @rugged = Rugged::Repository.new(path)
@@ -41,6 +42,8 @@ class Site
     #
     # XXX: Prestar atención a la velocidad de respuesta cuando tengamos
     # repositorios remotos.
+    #
+    # @return [Integer]
     def fetch
       if origin.check_connection :fetch
         @changes = rugged.fetch(origin)[:received_objects]
@@ -51,6 +54,7 @@ class Site
 
     # Incorpora los cambios en el repositorio actual
     #
+    # @return [Rugged::Commit]
     def merge(usuarie)
       merge = rugged.merge_commits(head_commit, remote_head_commit)