diff --git a/app/controllers/search/solr_controller.rb b/app/controllers/search/solr_controller.rb
index 2846e7b5fa0bf3613c4d59057a00d4c3694f7a4d..b6abb7b3bce172585613742254f7e6b5c8df1de4 100644
--- a/app/controllers/search/solr_controller.rb
+++ b/app/controllers/search/solr_controller.rb
@@ -17,11 +17,11 @@ class Search::SolrController < ApplicationController
   # 3 = Collection
   # 4 = Community
   def select_items_from_results(results)
-    resultList = Set.new
+    resultList = Array.new
     results["response"]["docs"].select { |r|
       r["search.resourcetype"].to_i.equal? 2
     }.each do |i|
-      resultList.add i
+      resultList << i
     end
     return resultList
   end