From 68736055fff4afbe4a5bc1d3f3604e25578f62d8 Mon Sep 17 00:00:00 2001
From: Martin Edenhofer <me@edenhofer.de>
Date: Thu, 8 Oct 2015 11:38:47 +0200
Subject: [PATCH] Require signature_detection manually.

---
 app/models/observer/ticket/article/email_signature_detection.rb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/models/observer/ticket/article/email_signature_detection.rb b/app/models/observer/ticket/article/email_signature_detection.rb
index d25187a3e..3f66cfe34 100644
--- a/app/models/observer/ticket/article/email_signature_detection.rb
+++ b/app/models/observer/ticket/article/email_signature_detection.rb
@@ -1,5 +1,7 @@
 # Copyright (C) 2012-2014 Zammad Foundation, http://zammad-foundation.org/
 
+require 'signature_detection'
+
 class Observer::Ticket::Article::EmailSignatureDetection < ActiveRecord::Observer
   observe 'ticket::_article'