diff --git a/app/helpers/admin_helper.rb b/app/helpers/admin_helper.rb
index ff57c37..42e1cc4 100644
--- a/app/helpers/admin_helper.rb
+++ b/app/helpers/admin_helper.rb
@@ -25,6 +25,12 @@ module AdminHelper
                         [l(:project_status_archived), '9']], selected.to_s)
   end
 
+  # Returns date of last activity on project or creation date
+  def last_activity(project)
+    event = Redmine::Activity::Fetcher.new(User.current, :project => project).events(nil, nil, :limit => 1)[0]
+    event.nil? ? project.created_on : event[:updated_on].nil? ? event[:created_on] : event[:updated_on]
+  end
+
   def plugin_data_for_updates(plugins)
     data = {"v" => Redmine::VERSION.to_s, "p" => {}}
     plugins.each do |plugin|
diff --git a/app/views/admin/projects.html.erb b/app/views/admin/projects.html.erb
index c57d3e5..f6dc943 100644
--- a/app/views/admin/projects.html.erb
+++ b/app/views/admin/projects.html.erb
@@ -22,6 +22,7 @@
   <th><%=l(:label_project)%></th>
   <th><%=l(:field_is_public)%></th>
   <th><%=l(:field_created_on)%></th>
+  <th><%=l(:field_last_activity)%></th>
   <th></th>
   </tr></thead>
   <tbody>
@@ -30,6 +31,7 @@
   <td class="name"><span><%= link_to_project_settings(project, {}, :title => project.short_description) %></span></td>
   <td><%= checked_image project.is_public? %></td>
   <td><%= format_date(project.created_on) %></td>
+  <td><%= format_date(last_activity(project)) %></td>
   <td class="buttons">
     <%= link_to(l(:button_archive), archive_project_path(project, :status => params[:status]), :data => {:confirm => l(:text_are_you_sure)}, :method => :post, :class => 'icon icon-lock') unless project.archived? %>
     <%= link_to(l(:button_unarchive), unarchive_project_path(project, :status => params[:status]), :method => :post, :class => 'icon icon-unlock') if project.archived? && (project.parent.nil? || !project.parent.archived?) %>
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 7a38857..cba578f 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -253,6 +253,7 @@ en:
   field_downloads: Downloads
   field_author: Author
   field_created_on: Created
+  field_last_activity: Last activity
   field_updated_on: Updated
   field_closed_on: Closed
   field_field_format: Format
diff --git a/config/locales/pt-BR.yml b/config/locales/pt-BR.yml
index 3250bf8..57ef64d 100644
--- a/config/locales/pt-BR.yml
+++ b/config/locales/pt-BR.yml
@@ -222,6 +222,7 @@ pt-BR:
   field_downloads: Downloads
   field_author: Autor
   field_created_on: Criado em
+  field_last_activity: Última atividade
   field_updated_on: Alterado em
   field_field_format: Formato
   field_is_for_all: Para todos os projetos