diff --git a/lib/language_filter.rb b/lib/language_filter.rb
index <HASH>..<HASH> 100644
--- a/lib/language_filter.rb
+++ b/lib/language_filter.rb
@@ -1,7 +1,6 @@
 # encoding: utf-8
 
 require 'pathname'
-require 'yaml'
 require 'language_filter/error'
 require 'language_filter/version'
removed require for yaml, as plain text files are now used instead