diff --git a/db/migrate/20150108211557_index_topic_custom_field_values.rb b/db/migrate/20150108211557_index_topic_custom_field_values.rb
new file mode 100644
index 000000000..da06ff034
--- /dev/null
+++ b/db/migrate/20150108211557_index_topic_custom_field_values.rb
@@ -0,0 +1,5 @@
+class IndexTopicCustomFieldValues < ActiveRecord::Migration
+  def change
+    add_index :topic_custom_fields, :value
+  end
+end