Index: app/views/issues/bulk_edit.html.erb
===================================================================
--- app/views/issues/bulk_edit.html.erb	(revision 15287)
+++ app/views/issues/bulk_edit.html.erb	(working copy)
@@ -160,6 +160,14 @@
 </p>
 <% end %>
 
+<% if @safe_attributes.include?('estimated_hours') %>
+<p>
+  <label for='issue_estimated_hours'><%= l(:field_estimated_hours) %></label>
+  <%= text_field_tag 'issue[estimated_hours]', '', :value => @issue_params[:estimated_hours], :size => 10 %>
+  <label class="inline"><%= check_box_tag 'issue[estimated_hours]', 'none', (@issue_params[:estimated_hours] == 'none'), :id => nil, :data => {:disables => '#issue_estimated_hours'} %><%= l(:button_clear) %></label>
+</p>
+<% end %>
+
 <% if @safe_attributes.include?('done_ratio') && Issue.use_field_for_done_ratio? %>
 <p>
   <label for='issue_done_ratio'><%= l(:field_done_ratio) %></label>
Index: test/functional/issues_controller_test.rb
===================================================================
--- test/functional/issues_controller_test.rb	(revision 15287)
+++ test/functional/issues_controller_test.rb	(working copy)
@@ -4032,6 +4032,15 @@
     assert_equal [1, 3], parent.children.collect(&:id).sort
   end
 
+  def test_bulk_update_estimated_hours
+    @request.session[:user_id] = 2
+    post :bulk_update, :ids => [1, 2], :issue => {:estimated_hours => 4.25}
+
+    assert_redirected_to :controller => 'issues', :action => 'index', :project_id => 'ecookbook'
+    assert_equal 4.25, Issue.find(1).estimated_hours
+    assert_equal 4.25, Issue.find(2).estimated_hours
+  end
+
   def test_bulk_update_custom_field
     @request.session[:user_id] = 2
     # update issues priority