diff --git a/db/migrate/20150907064631_add_hot_score_index_to_debates.rb b/db/migrate/20150907064631_add_hot_score_index_to_debates.rb
new file mode 100644
index 000000000..cbb33785b
--- /dev/null
+++ b/db/migrate/20150907064631_add_hot_score_index_to_debates.rb
@@ -0,0 +1,5 @@
+class AddHotScoreIndexToDebates < ActiveRecord::Migration
+  def change
+    add_index(:debates, :hot_score)
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 13705eb14..8e4dca776 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20150903200440) do
+ActiveRecord::Schema.define(version: 20150907064631) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -109,6 +109,7 @@ ActiveRecord::Schema.define(version: 20150903200440) do
   add_index "debates", ["cached_votes_total"], name: "index_debates_on_cached_votes_total", using: :btree
   add_index "debates", ["cached_votes_up"], name: "index_debates_on_cached_votes_up", using: :btree
   add_index "debates", ["hidden_at"], name: "index_debates_on_hidden_at", using: :btree
+  add_index "debates", ["hot_score"], name: "index_debates_on_hot_score", using: :btree
 
   create_table "delayed_jobs", force: :cascade do |t|
     t.integer  "priority",   default: 0, null: false