diff --git a/Gemfile.lock b/Gemfile.lock
index d3387a6..b856611 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -130,7 +130,7 @@ GEM
     rake (0.9.2.2)
     rake-compiler (0.7.9)
       rake
-    rdoc (3.11)
+    rdoc (3.12)
       json (~> 1.4)
     remotipart (1.0.1)
     sass (3.1.11)