diff --git a/app/controllers/blog/posts_controller.rb b/app/controllers/blog/posts_controller.rb
index 6b59867..4ea2e73 100644
--- a/app/controllers/blog/posts_controller.rb
+++ b/app/controllers/blog/posts_controller.rb
@@ -67,8 +67,9 @@ class Blog::PostsController < BlogController
   end
 
   def tagged
-    @tag_name = params[:tag_name]
-    @blog_posts = BlogPost.tagged_with(@tag_name.titleize).paginate({
+    @tag = ActsAsTaggableOn::Tag.find(params[:tag_id])
+    @tag_name = @tag.name
+    @blog_posts = BlogPost.tagged_with(@tag_name).paginate({
       :page => params[:page],
       :per_page => RefinerySetting.find_or_set(:blog_posts_per_page, 10)
     })
diff --git a/app/views/blog/shared/_post.html.erb b/app/views/blog/shared/_post.html.erb
index e3ce714..00e5d23 100644
--- a/app/views/blog/shared/_post.html.erb
+++ b/app/views/blog/shared/_post.html.erb
@@ -15,7 +15,7 @@
         <% if (tags = post.tag_list).any? %>
           <aside class='tagged'>
             <%= t('tagged', :scope => 'blog.posts.show') %>
-            <%=raw tags.collect { |tag| link_to tag, tagged_posts_path(tag.parameterize) }.to_sentence %>
+            <%=raw tags.collect { |tag| link_to tag, tagged_posts_path(tag.id, tag.name.parameterize) }.to_sentence %>
           </aside>
         <% end %>
       </section>
diff --git a/app/views/blog/shared/_tags.html.erb b/app/views/blog/shared/_tags.html.erb
index 140e60e..b0b11ee 100644
--- a/app/views/blog/shared/_tags.html.erb
+++ b/app/views/blog/shared/_tags.html.erb
@@ -2,7 +2,7 @@
   <h2><%= t('.title') %></h2>
   <nav id='tags'>
     <% tag_cloud(@tags, %w(tag1 tag2 tag3 tag4)) do |tag, css_class| %>
-      <%= link_to tag.name, tagged_posts_path(tag.name.parameterize), :class => css_class %>
+      <%= link_to tag.name, tagged_posts_path(tag.id, tag.name.parameterize), :class => css_class %>
     <% end %>
   </nav>
 <% end %>
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index 4deeb4e..5eb899a 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -6,7 +6,7 @@
     match 'categories/:id', :to => 'categories#show', :as => 'blog_category'
     match ':id/comments', :to => 'posts#comment', :as => 'blog_post_blog_comments'
     get 'archive/:year(/:month)', :to => 'posts#archive', :as => 'archive_blog_posts'
-    get 'tagged/:tag_name' => 'posts#tagged', :as => 'tagged_posts'
+    get 'tagged/:tag_id-:tag_name' => 'posts#tagged', :as => 'tagged_posts'
   end
 
   scope(:path => 'refinery', :as => 'admin', :module => 'admin') do
diff --git a/features/support/step_definitions/tags_steps.rb b/features/support/step_definitions/tags_steps.rb
index 5d4dced..a99b5d6 100644
--- a/features/support/step_definitions/tags_steps.rb
+++ b/features/support/step_definitions/tags_steps.rb
@@ -3,7 +3,7 @@ Given /^there is a blog post titled "([^"]*)" and tagged "([^"]*)"$/ do |title,
 end
 
 When /^I visit the tagged posts page for "([^"]*)"$/ do |tag_name|
-  visit tagged_posts_path(tag_name.parameterize)
+  visit tagged_posts_path(tag.id, tag_name.parameterize)
 end
 
 Then /^the blog post should have the tags "([^"]*)"$/ do |tag_list|