diff --git a/app/models/forum_topic.rb b/app/models/forum_topic.rb
index 55df3e8fe..44360422a 100644
--- a/app/models/forum_topic.rb
+++ b/app/models/forum_topic.rb
@@ -25,6 +25,7 @@ class ForumTopic < ActiveRecord::Base
   validates_associated :original_post
   validates_inclusion_of :category_id, :in => CATEGORIES.keys
   validates_inclusion_of :min_level, :in => MIN_LEVELS.values
+  validates :title, :length => {:maximum => 255}
   accepts_nested_attributes_for :original_post
   after_update :update_orignal_post