1 files changed, 1 insertions, 2 deletions
diff --git a/filter-len b/filter-len
index fe45b57..1756849 100755
--- a/filter-len
+++ b/filter-len
@@ -1,6 +1,6 @@
 #!/usr/bin/env ruby
 
-require 'zipf'
+require "zipf"
 
 a = ReadFile.new ARGV[0]
 b = ReadFile.new ARGV[1]
@@ -24,4 +24,3 @@ a.close
 b.close
 a_out.close
 b_out.close
-