diff --git a/lib/cybersource_rest_client/api_client.rb b/lib/cybersource_rest_client/api_client.rb
index c0d60c92..fa1007e7 100644
--- a/lib/cybersource_rest_client/api_client.rb
+++ b/lib/cybersource_rest_client/api_client.rb
@@ -16,7 +16,6 @@
 require 'tempfile'
 require 'typhoeus'
 require 'uri'
-require 'addressable/uri'
 
 module CyberSource
   class ApiClient