diff --git a/app/models/wiki_page_version.rb b/app/models/wiki_page_version.rb
index c39f1c258..c0ffa762c 100644
--- a/app/models/wiki_page_version.rb
+++ b/app/models/wiki_page_version.rb
@@ -32,4 +32,8 @@ class WikiPageVersion < ActiveRecord::Base
   def pretty_title
     title.tr("_", " ")
   end
+
+  def category_name
+    Tag.category_for(title)
+  end
 end
diff --git a/app/views/wiki_page_versions/index.html.erb b/app/views/wiki_page_versions/index.html.erb
index 43b3b28c1..ecdad2782 100644
--- a/app/views/wiki_page_versions/index.html.erb
+++ b/app/views/wiki_page_versions/index.html.erb
@@ -48,7 +48,7 @@
                     <% end %>
                   </td>
                 <% end %>
-                <td><%= link_to wiki_page_version.title, wiki_page_version_path(wiki_page_version) %></td>
+                <td class="category-<%= wiki_page_version.category_name %>"><%= link_to wiki_page_version.title, wiki_page_version_path(wiki_page_version) %></td>
                 <td><%= link_to "wiki", wiki_page_path(wiki_page_version.wiki_page_id) %></td>
                 <% if CurrentUser.is_admin? %>
                   <td>
diff --git a/app/views/wiki_pages/index.html.erb b/app/views/wiki_pages/index.html.erb
index 354f6c98d..cba73e06c 100644
--- a/app/views/wiki_pages/index.html.erb
+++ b/app/views/wiki_pages/index.html.erb
@@ -15,7 +15,7 @@
         <tbody>
           <% @wiki_pages.each do |wiki_page| %>
             <tr>
-              <td class="tag-category-<%= wiki_page.category_name %>"><%= link_to wiki_page.pretty_title, wiki_page_path(wiki_page, :noredirect => 1) %></td>
+              <td class="category-<%= wiki_page.category_name %>"><%= link_to wiki_page.pretty_title, wiki_page_path(wiki_page, :noredirect => 1) %></td>
               <td><%= wiki_page.updated_at.strftime("%Y-%m-%d %I:%M") %> by <%= h link_to_user wiki_page.updater %></td>
             </tr>
           <% end %>