diff --git a/elasticsearch-rails/lib/elasticsearch/rails/instrumentation/log_subscriber.rb b/elasticsearch-rails/lib/elasticsearch/rails/instrumentation/log_subscriber.rb
index c388961c..ba31727f 100644
--- a/elasticsearch-rails/lib/elasticsearch/rails/instrumentation/log_subscriber.rb
+++ b/elasticsearch-rails/lib/elasticsearch/rails/instrumentation/log_subscriber.rb
@@ -47,7 +47,7 @@ def search(event)
           name    = "#{payload[:klass]} #{payload[:name]} (#{event.duration.round(1)}ms)"
           search  = payload[:search].inspect.gsub(/:(\w+)=>/, '\1: ')
 
-          debug %Q|  #{color(name, GREEN, true)} #{colorize_logging ? "\e[2m#{search}\e[0m" : search}|
+          debug %Q|  #{color(name, GREEN, bold: true)} #{colorize_logging ? "\e[2m#{search}\e[0m" : search}|
         end
       end