diff --git a/app/controllers/stats_controller.rb b/app/controllers/stats_controller.rb
index d41573e..8045a65 100644
--- a/app/controllers/stats_controller.rb
+++ b/app/controllers/stats_controller.rb
@@ -10,6 +10,12 @@ class StatsController < ApplicationController
 
   INTERVALS = %i[hour day week month year].freeze
   RESOURCES = %i[builds space_used build_time].freeze
+  EXTRA_OPTIONS = {
+    builds: {},
+    space_used: { bytes: true },
+    build_time: {}
+  }.freeze
+
 
   # XXX: Permitir a Chart.js inyectar su propio CSS
   content_security_policy only: :index do |policy|
diff --git a/app/views/stats/index.haml b/app/views/stats/index.haml
index 0251955..101dee1 100644
--- a/app/views/stats/index.haml
+++ b/app/views/stats/index.haml
@@ -21,4 +21,4 @@
       .mb-3
         %h2= t(".resources.#{resource}.title")
         %p.lead= t(".resources.#{resource}.description")
-        = line_chart site_stats_resources_path(resource: resource, **@chart_params), **@chart_options
+        = line_chart site_stats_resources_path(resource: resource, **@chart_params), **@chart_options.merge(StatsController::EXTRA_OPTIONS[resource])