diff --git a/app/controllers/dois_controller.rb b/app/controllers/dois_controller.rb
index 9f8ccbf49..9040a7f07 100644
--- a/app/controllers/dois_controller.rb
+++ b/app/controllers/dois_controller.rb
@@ -75,6 +75,8 @@ def index
     end
 
     begin
+      logger.info "[Benchmark] Elasticsearch request " + response.took.to_s + " ms"
+
       # If we're using sample groups we need to unpack the results from the aggregation bucket hits.
       if sample_group_field.present?
         sample_dois = []