diff --git a/test/dummy/config/boot.rb b/test/dummy/config/boot.rb
index 6266cfc..be2020a 100644
--- a/test/dummy/config/boot.rb
+++ b/test/dummy/config/boot.rb
@@ -2,4 +2,5 @@
 ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../../../Gemfile', __FILE__)
 
 require 'bundler/setup' if File.exist?(ENV['BUNDLE_GEMFILE'])
+require "logger" # Fix concurrent-ruby removing logger dependency which Rails itself does not have
 $LOAD_PATH.unshift File.expand_path('../../../../lib', __FILE__)