diff --git a/app/controllers/auto_completes_controller.rb b/app/controllers/auto_completes_controller.rb
index 3fe572a..1b0bffa 100644
--- a/app/controllers/auto_completes_controller.rb
+++ b/app/controllers/auto_completes_controller.rb
@@ -21,11 +21,15 @@ class AutoCompletesController < ApplicationController
   def issues
     @issues = []
     q = (params[:q] || params[:term]).to_s.strip
+    status = params[:status].to_s.strip
     if q.present?
       scope = Issue.cross_project_scope(@project, params[:scope]).visible
+      scope = scope.open if status == 'o'
+      scope = scope.joins(:status).where("#{IssueStatus.table_name}.is_closed = 1") if status == 'c'
       if q.match(/\A#?(\d+)\z/)
         @issues << scope.find_by_id($1.to_i)
       end
+
       @issues += scope.where("LOWER(#{Issue.table_name}.subject) LIKE LOWER(?)", "%#{q}%").order("#{Issue.table_name}.id DESC").limit(10).to_a
       @issues.compact!
     end
diff --git a/app/views/issues/_attributes.html.erb b/app/views/issues/_attributes.html.erb
index 2249606..9495dbc 100644
--- a/app/views/issues/_attributes.html.erb
+++ b/app/views/issues/_attributes.html.erb
@@ -47,7 +47,7 @@
 <div class="splitcontentright">
 <% if @issue.safe_attribute? 'parent_issue_id' %>
 <p id="parent_issue"><%= f.text_field :parent_issue_id, :size => 10, :required => @issue.required_attribute?('parent_issue_id') %></p>
-<%= javascript_tag "observeAutocompleteField('issue_parent_issue_id', '#{escape_javascript auto_complete_issues_path(:project_id => @issue.project, :scope => Setting.cross_project_subtasks)}')" %>
+<%= javascript_tag "observeAutocompleteField('issue_parent_issue_id', '#{escape_javascript auto_complete_issues_path(:project_id => @issue.project, :scope => Setting.cross_project_subtasks, :status => @issue.closed? ? 'c' : 'o')}')" %>
 <% end %>
 
 <% if @issue.safe_attribute? 'start_date' %>
diff --git a/test/functional/auto_completes_controller_test.rb b/test/functional/auto_completes_controller_test.rb
index 5360eac..a59f950 100644
--- a/test/functional/auto_completes_controller_test.rb
+++ b/test/functional/auto_completes_controller_test.rb
@@ -81,4 +81,18 @@ class AutoCompletesControllerTest < Redmine::ControllerTest
     assert_equal 13, issue['value']
     assert_equal 'Bug #13: Subproject issue two', issue['label']
   end
+
+  def test_auto_complete_with_status_o_should_return_open_issues_only
+    get :issues, :project_id => 'ecookbook', :q => 'issue', :status => 'o'
+    assert_response :success
+    assert_include "Issue due today", response.body
+    assert_not_include "closed", response.body
+  end
+
+  def test_auto_complete_with_status_c_should_return_closed_issues_only
+    get :issues, :project_id => 'ecookbook', :q => 'issue', :status => 'c'
+    assert_response :success
+    assert_include "closed", response.body
+    assert_not_include "Issue due today", response.body
+  end
 end