diff --git a/app/controllers/metric_configurations_controller.rb b/app/controllers/metric_configurations_controller.rb
index afe1b57..2ef901e 100644
--- a/app/controllers/metric_configurations_controller.rb
+++ b/app/controllers/metric_configurations_controller.rb
@@ -3,7 +3,6 @@ class MetricConfigurationsController < BaseMetricConfigurationsController
     @mezuro_configuration_id = params[:mezuro_configuration_id].to_i
     @metric_configuration_id = params[:metric_configuration_id].to_i
     @metric_collectors = KalibroGatekeeperClient::Entities::MetricCollector.all
-    @exist_metric = params[:exist_metric]
   end
 
   def new
diff --git a/app/views/metric_configurations/choose_metric.html.erb b/app/views/metric_configurations/choose_metric.html.erb
index de5394c..584c30e 100644
--- a/app/views/metric_configurations/choose_metric.html.erb
+++ b/app/views/metric_configurations/choose_metric.html.erb
@@ -31,7 +31,7 @@
     });
   });
 
-  <% if @exist_metric.nil? %>
+  <% if MetricConfiguration.metric_configurations_of(@mezuro_configuration_id).blank? %>
     $("#link_to_compound").css("display", "none");
   <% end %>
 </script>
diff --git a/app/views/mezuro_configurations/show.html.erb b/app/views/mezuro_configurations/show.html.erb
index 5418dcc..656d232 100644
--- a/app/views/mezuro_configurations/show.html.erb
+++ b/app/views/mezuro_configurations/show.html.erb
@@ -11,8 +11,7 @@
 
 <h2> Metrics </h2>
 <% if mezuro_configuration_owner? @mezuro_configuration.id %>
-<%  options = @mezuro_configuration_metric_configurations.empty? ? {} : {exist_metric: true}%>
-  <%= link_to 'Add Metric', mezuro_configuration_choose_metric_path(@mezuro_configuration.id, options), class: 'btn btn-info' %>
+  <%= link_to 'Add Metric', mezuro_configuration_choose_metric_path(@mezuro_configuration.id), class: 'btn btn-info' %>
 <% end %>
 
 <table class="table table-hover">
--
libgit2 0.21.2