diff --git a/Gemfile.lock b/Gemfile.lock
index b8a9414..73c29fe 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -4,7 +4,7 @@ PATH
     moip (1.0.1)
       activesupport (>= 2.3.2)
       httparty (~> 0.6.1)
-      nokogiri (~> 1.4.3)
+      nokogiri (~> 1.5.0)
 
 GEM
   remote: http://rubygems.org/