diff --git a/db/migrate/20161014171034_add_directory_items_indexes.rb b/db/migrate/20161014171034_add_directory_items_indexes.rb
index 191aed0378f..f6b795cd1cb 100644
--- a/db/migrate/20161014171034_add_directory_items_indexes.rb
+++ b/db/migrate/20161014171034_add_directory_items_indexes.rb
@@ -1,11 +1,13 @@
 class AddDirectoryItemsIndexes < ActiveRecord::Migration
+  disable_ddl_transaction!
+
   def change
-    add_index :directory_items, :likes_received
-    add_index :directory_items, :likes_given
-    add_index :directory_items, :topics_entered
-    add_index :directory_items, :topic_count
-    add_index :directory_items, :post_count
-    add_index :directory_items, :posts_read
-    add_index :directory_items, :days_visited
+    add_index :directory_items, :likes_received, algorithm: :concurrently
+    add_index :directory_items, :likes_given, algorithm: :concurrently
+    add_index :directory_items, :topics_entered, algorithm: :concurrently
+    add_index :directory_items, :topic_count, algorithm: :concurrently
+    add_index :directory_items, :post_count, algorithm: :concurrently
+    add_index :directory_items, :posts_read, algorithm: :concurrently
+    add_index :directory_items, :days_visited, algorithm: :concurrently
   end
 end