diff --git a/app/views/courses/show.html.haml b/app/views/courses/show.html.haml
index 7a14407..4f6cfa5 100644
--- a/app/views/courses/show.html.haml
+++ b/app/views/courses/show.html.haml
@@ -38,11 +38,11 @@
     - @course.wiki_pages.find_front_page.each do |wiki|
       %li{highlight(wiki.id)}
         .cmd{:style => 'margin-bottom: -27px; margin-top: -9px;'}
-          =action_icon 'arrow2_n', 'Mover para cima', move_up_course_wiki_instance_url(@course, wiki) unless wiki.first?
-          =action_icon 'arrow2_s', 'Mover para baixo', move_down_course_wiki_instance_url(@course, wiki) unless wiki.last?
+          =action_icon 'arrow2_n', 'Mover para cima', move_up_course_wiki_instance_url(@course.to_param, wiki.id) unless wiki.first?
+          =action_icon 'arrow2_s', 'Mover para baixo', move_down_course_wiki_instance_url(@course.to_param, wiki.id) unless wiki.last?
           - if wiki.last?
             %span{:style => 'margin-right: 14px'}  
-        =link_to h(wiki.title), course_wiki_instance_url(@course, wiki)
+        =link_to h(wiki.title), course_wiki_instance_url(@course.to_param, wiki.id)
     - if @course.wiki_pages.empty?
       %li.no_itens Nenhuma página wiki
     - else
diff --git a/app/views/layouts/wiki.html.haml b/app/views/layouts/wiki.html.haml
index e484e3e..03288d7 100644
--- a/app/views/layouts/wiki.html.haml
+++ b/app/views/layouts/wiki.html.haml
@@ -5,7 +5,7 @@
   = link_to(h(@course.full_name), course_url(@course)) + "›"
   = link_to("Wiki", course_wiki_url(@course))
   - if @wiki_page.title?
-    = "›" + link_to(h(@wiki_page.title), course_wiki_instance_url(@course, @wiki_page))
+    = "›" + link_to(h(@wiki_page.title), course_wiki_instance_url(@course.to_param, @wiki_page))
     - @title = @title + " - #{h(@wiki_page.title)}"
 
 - @left_panel = render 'courses/left_panel'
diff --git a/app/views/wiki/index.html.haml b/app/views/wiki/index.html.haml
index 6fd712e..288a46e 100644
--- a/app/views/wiki/index.html.haml
+++ b/app/views/wiki/index.html.haml
@@ -8,7 +8,7 @@
   - if !@course.wiki_pages.empty?
     %ul
       - @course.wiki_pages.find(:all, :order => 'title').each do |w|
-        %li= link_to(w.title, course_wiki_instance_url(@course, w))
+        %li= link_to(w.title, course_wiki_instance_url(@course.to_param, w.id))
 
   - else
     .box