diff --git a/plugins/elasticsearch/helpers/elasticsearch_helper.rb b/plugins/elasticsearch/helpers/elasticsearch_helper.rb
index d90968f..53aed65 100644
--- a/plugins/elasticsearch/helpers/elasticsearch_helper.rb
+++ b/plugins/elasticsearch/helpers/elasticsearch_helper.rb
@@ -48,7 +48,7 @@ module ElasticsearchHelper
     begin
       klass = model.to_s.classify.constantize
       filter = (params[:filter] || "" ).to_sym
-      query = get_query params[:query], klass: klass, sort_by: get_sort_by(params[:filter],klass), categories: params[:categories]
+      query = get_query params[:query], klass: klass, sort_by: get_sort_by(filter ,klass), categories: params[:categories]
       klass.search(query, size: default_per_page(params[:per_page])).page(params[:page]).records
     rescue
       []
--
libgit2 0.21.2