diff --git a/db/migrate/20160616102642_remove_duplicated_keys.rb b/db/migrate/20160616102642_remove_duplicated_keys.rb
index 00a45d7fe73..c66da4e65d3 100644
--- a/db/migrate/20160616102642_remove_duplicated_keys.rb
+++ b/db/migrate/20160616102642_remove_duplicated_keys.rb
@@ -9,7 +9,7 @@ class RemoveDuplicatedKeys < ActiveRecord::Migration
         AND id != (
           SELECT id FROM (
             SELECT max(id) AS id
-            FROM keys
+            FROM #{quote_table_name(:keys)}
             WHERE fingerprint = #{fingerprint}
           ) max_ids
         )