Hi there, When I have a model with has_and_belongs_to_many :keywords and a keyword is added or removed, how can I make it to update its updated_at timestamp? Thanks, Martin -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To unsubscribe from this group and stop receiving emails from it, send an email to rubyonrails-talk+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To post to this group, send email to rubyonrails-talk-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To view this discussion on the web visit https://groups.google.com/d/msgid/rubyonrails-talk/328a8d1c-e9f6-43d3-93fc-35620303b8e6%40googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.