diff --git a/db/migrate/20150422160235_add_link_post_id_index_on_topic_links.rb b/db/migrate/20150422160235_add_link_post_id_index_on_topic_links.rb
new file mode 100644
index 00000000000..0ccb6562798
--- /dev/null
+++ b/db/migrate/20150422160235_add_link_post_id_index_on_topic_links.rb
@@ -0,0 +1,5 @@
+class AddLinkPostIdIndexOnTopicLinks < ActiveRecord::Migration
+  def change
+    add_index :topic_links, [:link_post_id, :reflection]
+  end
+end