1 files changed, 4 insertions, 4 deletions
diff --git a/bin/htmldiff b/bin/htmldiff
index 14114a7..bcd89d2 100755
--- a/bin/htmldiff
+++ b/bin/htmldiff
@@ -1,11 +1,11 @@
 #! /usr/bin/env ruby -w
 # frozen_string_literal: true
 
-require 'diff/lcs'
-require 'diff/lcs/htmldiff'
+require "diff/lcs"
+require "diff/lcs/htmldiff"
 
 begin
-  require 'text/format'
+  require "text/format"
 rescue LoadError
   Diff::LCS::HTMLDiff.can_expand_tabs = false
 end
@@ -24,7 +24,7 @@ options = { :title => "diff #{ARGV[0]} #{ARGV[1]}" }
 htmldiff = Diff::LCS::HTMLDiff.new(left, right, options)
 
 if ARGV[2]
-  File.open(ARGV[2], 'w') do |f|
+  File.open(ARGV[2], "w") do |f|
     htmldiff.options[:output] = f
     htmldiff.run
   end