diff --git a/controllers/agents_controller.rb b/controllers/agents_controller.rb
index 59be81cb..0efc35e6 100644
--- a/controllers/agents_controller.rb
+++ b/controllers/agents_controller.rb
@@ -1,16 +1,19 @@
 class AgentsController < ApplicationController
 
-  # Ontology agents
   get '/ontologies/:acronym/agents' do
     ont = Ontology.find(params["acronym"]).first
     latest = ont.latest_submission(status: :any)
-    latest.bring(OntologySubmission.agents_attrs)
+    latest.bring(*OntologySubmission.agents_attrs)
     properties_agents= {}
     OntologySubmission.agents_attrs.each do |attr|
       properties_agents[attr] = Array(latest.send(attr))
     end
 
-    agents = properties_agents.values.flatten.uniq {|x| x.id }
+    agents =  []
+    properties_agents.each do |key, value|
+      agents.concat(value.map{ |agent| agent.bring_remaining})
+    end
+    agents.uniq!
 
     if includes_param.include?(:all) || includes_param.include?(:usages)
       LinkedData::Models::Agent.load_agents_usages(agents)