diff --git a/lib/pg_searchable_regex.rb b/lib/pg_searchable_regex.rb
index d1a4ab5..576e9e5 100644
--- a/lib/pg_searchable_regex.rb
+++ b/lib/pg_searchable_regex.rb
@@ -59,7 +59,7 @@ module PgSearchable
       sql_query_object = TextToSqlQuery.new(
         value,
         @ts_search_fields,
-        @default_field,
+        @default_fields,
         @ts_search_fields_mappings,
         @ts_joins,
         model