diff --git a/app/jobs/uri_collection_job.rb b/app/jobs/uri_collection_job.rb
index 0ea468da..42c05963 100644
--- a/app/jobs/uri_collection_job.rb
+++ b/app/jobs/uri_collection_job.rb
@@ -44,11 +44,11 @@ class UriCollectionJob < PeriodicJob
 
     # Cantidad de visitas por host
     rollup(name: 'host', dimensions: host_dimensions, filter: uri_dimensions)
-    reduce_rollup(name: 'host', operation: :sum, dimensions: uri_dimensions)
+    reduce_rollup(name: 'host', dimensions: uri_dimensions)
 
     # Cantidad de visitas por página/recurso
     rollup(name: 'host|uri', dimensions: uri_dimensions)
-    reduce_rollup(name: 'host|uri', operation: :sum, dimensions: uri_dimensions)
+    reduce_rollup(name: 'host|uri', dimensions: uri_dimensions)
 
     # Cantidad de visitas host y parámetro
     columns.each_pair do |column, values|