diff --git a/ext/psych/lib/psych.rb b/ext/psych/lib/psych.rb
index 15371cde58..4e678deedc 100644
--- a/ext/psych/lib/psych.rb
+++ b/ext/psych/lib/psych.rb
@@ -469,7 +469,7 @@ module Psych
   ###
   # Load the document contained in +filename+.  Returns the yaml contained in
   # +filename+ as a Ruby object, or if the file is empty, it returns
-  # the specified default return value, which defaults to an empty Hash 
+  # the specified default return value, which defaults to an empty Hash
   def self.load_file filename, fallback = false
     File.open(filename, 'r:bom|utf-8') { |f|
       self.load f, filename, FALLBACK.new(fallback)