diff --git a/app/controllers/topics_controller.rb b/app/controllers/topics_controller.rb
index 18e967e95..eaa699c37 100644
--- a/app/controllers/topics_controller.rb
+++ b/app/controllers/topics_controller.rb
@@ -44,7 +44,7 @@ class TopicsController < ApplicationController
   private
 
   def topic_params
-    params.require(:topic).permit(:title, :community_id)
+    params.require(:topic).permit(:title, :community_id, :description_as_comment)
   end
 
   def set_community
diff --git a/app/models/topic.rb b/app/models/topic.rb
index 6961e3f76..6da411aab 100644
--- a/app/models/topic.rb
+++ b/app/models/topic.rb
@@ -6,4 +6,12 @@ class Topic < ActiveRecord::Base
   belongs_to :author, -> { with_hidden }, class_name: 'User', foreign_key: 'author_id'
 
   has_many :comments, as: :commentable
+
+  after_create :associate_comment
+
+  private
+
+  def associate_comment
+    Comment.create(commentable: self, user: self.author, body: self.description_as_comment)
+  end
 end
diff --git a/app/views/topics/_form.html.erb b/app/views/topics/_form.html.erb
index e0172219b..192e11fff 100644
--- a/app/views/topics/_form.html.erb
+++ b/app/views/topics/_form.html.erb
@@ -6,6 +6,8 @@
     <div class="small-12 column">
       <%= f.label :title, t("topic.form.topic_title") %>
       <%= f.text_field :title %>
+      <%= f.label :description_as_comment, t("topic.form.topic_description_as_comment") %>
+      <%= f.text_area :description_as_comment, maxlength: Comment.body_max_length %>
     </div>
 
     <div class="actions small-12 column">
diff --git a/db/migrate/20170807082243_create_topics.rb b/db/migrate/20170807082243_create_topics.rb
index 047a7507c..1352751cc 100644
--- a/db/migrate/20170807082243_create_topics.rb
+++ b/db/migrate/20170807082243_create_topics.rb
@@ -2,6 +2,7 @@ class CreateTopics < ActiveRecord::Migration
   def change
     create_table :topics do |t|
       t.string :title, null: false
+      t.text   :description_as_comment
       t.integer :author_id
       t.integer  "comments_count", default: 0
       t.references :community, index: true
diff --git a/db/schema.rb b/db/schema.rb
index 09047efe1..77b9d5d44 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -891,13 +891,14 @@ ActiveRecord::Schema.define(version: 20170807082243) do
   add_index "tags", ["spending_proposals_count"], name: "index_tags_on_spending_proposals_count", using: :btree
 
   create_table "topics", force: :cascade do |t|
-    t.string   "title",                      null: false
+    t.string   "title",                              null: false
+    t.text     "description_as_comment"
     t.integer  "author_id"
-    t.integer  "comments_count", default: 0
+    t.integer  "comments_count",         default: 0
     t.integer  "community_id"
     t.datetime "hidden_at"
-    t.datetime "created_at",                 null: false
-    t.datetime "updated_at",                 null: false
+    t.datetime "created_at",                         null: false
+    t.datetime "updated_at",                         null: false
   end
 
   add_index "topics", ["community_id"], name: "index_topics_on_community_id", using: :btree