diff --git a/app/models/issue.rb b/app/models/issue.rb
index 2b9b12b77..d20cff35d 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -503,7 +503,7 @@ class Issue < ActiveRecord::Base
   # Returns an array of status that user is able to apply
   def new_statuses_allowed_to(user, include_default=false)
     statuses = status.find_new_statuses_allowed_to(
-      user.roles_for_project(project),
+      user.admin ? Role.all : user.roles_for_project(project),
       tracker,
       author == user,
       assigned_to_id_changed? ? assigned_to_id_was == user.id : assigned_to_id == user.id
diff --git a/test/unit/issue_test.rb b/test/unit/issue_test.rb
index ee56ffe74..b4ba86e49 100644
--- a/test/unit/issue_test.rb
+++ b/test/unit/issue_test.rb
@@ -387,6 +387,15 @@ class IssueTest < ActiveSupport::TestCase
     assert_equal [1, 2, 3, 4, 5], issue.new_statuses_allowed_to(user).map(&:id)
   end
 
+  def test_new_statuses_allowed_to_should_return_all_transitions_for_admin
+    admin = User.find(1)
+    issue = Issue.find(1)
+    assert !admin.member_of?(issue.project)
+    expected_statuses = [issue.status] + Workflow.find_all_by_old_status_id(issue.status_id).map(&:new_status).uniq.sort
+
+    assert_equal expected_statuses, issue.new_statuses_allowed_to(admin)
+  end
+
   def test_copy
     issue = Issue.new.copy_from(1)
     assert issue.copy?