diff --git a/.rubocop.yml b/.rubocop.yml
index ec87de0af..ff49acbde 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -154,6 +154,13 @@ Style/ClassAndModuleChildren:
   Description: 'Checks style of children classes and modules.'
   Enabled: false
 
+Style/FileName:
+  Description: 'Use snake_case for source file names.'
+  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#snake-case-files'
+  Enabled: true
+  Exclude:
+    - 'script/websocket-server.rb'
+
 # 2.0
 
 Metrics/PerceivedComplexity:
@@ -181,13 +188,6 @@ Metrics/BlockNesting:
 
 # TODO
 
-Style/FileName:
-  Description: 'Use snake_case for source file names.'
-  StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#snake-case-files'
-  Enabled: true
-  Exclude:
-    - 'script/websocket-server.rb'
-
 Style/Documentation:
   Description: 'Document classes and non-namespace modules.'
   Enabled: false