1 files changed, 1 insertions, 1 deletions

diff --git a/tf-idf b/tf-idf
index ce3400a..fc12d30 100755
--- a/tf-idf
+++ b/tf-idf
@@ -1,6 +1,6 @@
 #!/usr/bin/env ruby
 
-require 'nlp_ruby'
+require 'zipf'
 require 'trollop'