diff --git a/test/integration/default/controls/service.rb b/test/integration/default/controls/service.rb
index f3834e7..461894e 100644
--- a/test/integration/default/controls/service.rb
+++ b/test/integration/default/controls/service.rb
@@ -1,6 +1,6 @@
 # frozen_string_literal: true
 
-config_plugin_file = 
+config_plugin_file =
   case platform[:family]
   when 'redhat', 'fedora'
     '/etc/collectd.d/postgresql.conf'