1 files changed, 2 insertions, 2 deletions
diff --git a/tf-idf b/tf-idf
index 066548b..22c3dac 100755
--- a/tf-idf
+++ b/tf-idf
@@ -1,10 +1,10 @@
 #!/usr/bin/env ruby
 
 require 'zipf'
-require 'trollop'
+require 'optimist'
 
 def main
-  conf = Trollop::options do
+  conf = Optimist::options do
     opt :documents, "input files (documents)", :type => :string, :required => true
     opt :filter_stopwords, "filter stopwords (give file)", :type => :string, :default => nil
     opt :one_item_per_line, "one item per line (allow multi-word items)", :type => :bool, :default => false