diff --git a/Gemfile.lock b/Gemfile.lock
index 904655c65..6980c23b5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -44,7 +44,7 @@ GEM
     net-ssh (2.1.4)
     nokogiri (1.4.4)
     rake (0.9.2)
-    rdoc (3.7)
+    rdoc (3.8)
     rspec (2.6.0)
       rspec-core (~> 2.6.0)
       rspec-expectations (~> 2.6.0)