diff --git a/lib/danbooru/paginator/active_record_extension.rb b/lib/danbooru/paginator/active_record_extension.rb
index 1cd186eac..1864cc215 100644
--- a/lib/danbooru/paginator/active_record_extension.rb
+++ b/lib/danbooru/paginator/active_record_extension.rb
@@ -34,17 +34,17 @@ module Danbooru
           c = limit(records_per_page)
 
           if before_id.to_i > 0
-            c = c.where("id < ?", before_id.to_i)
+            c = c.where("#{table_name}.id < ?", before_id.to_i)
           end
 
-          c.reorder("id desc").tap do |obj|
+          c.reorder("#{table_name}.id desc").tap do |obj|
             obj.extend(SequentialCollectionExtension)
             obj.sequential_paginator_mode = :before
           end
         end
 
         def paginate_sequential_after(after_id)
-          limit(records_per_page).where("id > ?", after_id.to_i).reorder("id asc").tap do |obj|
+          limit(records_per_page).where("#{table_name}.id > ?", after_id.to_i).reorder("#{table_name}.id asc").tap do |obj|
             obj.extend(SequentialCollectionExtension)
             obj.sequential_paginator_mode = :after
           end
diff --git a/test/functional/dmails_controller_test.rb b/test/functional/dmails_controller_test.rb
index 5690f2ed8..5644d798d 100644
--- a/test/functional/dmails_controller_test.rb
+++ b/test/functional/dmails_controller_test.rb
@@ -65,9 +65,8 @@ class DmailsControllerTest < ActionController::TestCase
       end
 
       should "not show dmails not owned by the current user" do
-        assert_raise(User::PrivilegeError) do
-          get :show, {:id => @dmail.id}, {:user_id => @unrelated_user.id}
-        end
+        get :show, {:id => @dmail.id}, {:user_id => @unrelated_user.id}
+        assert_redirected_to(new_session_path(:url => "/dmails/#{@dmail.id}"))
       end
     end
 
@@ -95,9 +94,7 @@ class DmailsControllerTest < ActionController::TestCase
 
       should "not allow deletion if the dmail is not owned by the current user" do
         assert_difference("Dmail.count", 0) do
-          assert_raises(User::PrivilegeError) do
-            post :destroy, {:id => @dmail.id}, {:user_id => @unrelated_user.id}
-          end
+          post :destroy, {:id => @dmail.id}, {:user_id => @unrelated_user.id}
         end
       end
     end