diff --git a/attributes/default.rb b/attributes/default.rb
index 06a60f52..3aaf95ea 100644
--- a/attributes/default.rb
+++ b/attributes/default.rb
@@ -25,7 +25,7 @@
   'rpc'      => 8400,
   'serf_lan' => 8301,
   'serf_wan' => 8302,
-  'server'   => 8300
+  'server'   => 8300,
 }
 
 default['consul']['diplomat_version'] = nil
@@ -41,5 +41,5 @@
   'AppStderr'        => join_path(config_prefix_path, 'error.log'),
   'AppRotateFiles'   => 1,
   'AppRotateOnline'  => 1,
-  'AppRotateBytes'   => 20_000_000
+  'AppRotateBytes'   => 20_000_000,
 }
diff --git a/libraries/consul_installation_webui.rb b/libraries/consul_installation_webui.rb
index 13419b65..03104117 100644
--- a/libraries/consul_installation_webui.rb
+++ b/libraries/consul_installation_webui.rb
@@ -39,7 +39,7 @@ def self.default_inversion_options(node, resource)
       def action_create
         archive_url = options[:archive_url] % {
           version: options[:version],
-          basename: options[:archive_basename]
+          basename: options[:archive_basename],
         }
 
         notifying_block do
diff --git a/libraries/consul_service.rb b/libraries/consul_service.rb
index ab53117a..700123d3 100644
--- a/libraries/consul_service.rb
+++ b/libraries/consul_service.rb
@@ -54,7 +54,7 @@ def command
       def default_environment
         {
           'GOMAXPROCS' => [node['cpu']['total'], 2].max.to_s,
-          'PATH' => '/usr/local/bin:/usr/bin:/bin'
+          'PATH' => '/usr/local/bin:/usr/bin:/bin',
         }
       end
     end
diff --git a/libraries/helpers.rb b/libraries/helpers.rb
index 30d544e6..b8e4c509 100644
--- a/libraries/helpers.rb
+++ b/libraries/helpers.rb
@@ -123,7 +123,7 @@ def nssm_service_installed?
       # 1 is command not found
       # 3 is service not found
       exit_code = shell_out!(%{"#{nssm_exe}" status consul}, returns: [0, 1, 3]).exitstatus
-      exit_code == 0 ? true : false
+      exit_code.zero? ? true : false
     end
 
     def nssm_service_status?(expected_status)