From fdcfc7521f0490aed74f372b90ef5e982b0f7e7a Mon Sep 17 00:00:00 2001
From: Sergey Nartimov <just.lest@gmail.com>
Date: Tue, 27 Mar 2012 22:55:50 +0300
Subject: force datetime attributes to be changed

backport ddb5d2f756d9d2655a07791a3b62832efd588474 to 3-2-stable
---
 activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb | 1 +
 1 file changed, 1 insertion(+)

(limited to 'activerecord/lib')

diff --git a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb
index 17cf34cdf6..c9b2edbd8c 100644
--- a/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb
+++ b/activerecord/lib/active_record/attribute_methods/time_zone_conversion.rb
@@ -43,6 +43,7 @@ module ActiveRecord
                   end
                   time = time.in_time_zone rescue nil if time
                   write_attribute(:#{attr_name}, original_time)
+                  #{attr_name}_will_change!
                   @attributes_cache["#{attr_name}"] = time
                 end
               EOV
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