diff --git a/Gemfile.lock b/Gemfile.lock
index d26141f..db83776 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -17,7 +17,7 @@ GEM
     eventmachine (0.12.10)
     fssm (0.2.9)
     haml (3.1.6)
-    rack (1.4.1)
+    rack (1.6.12)
     rack-protection (1.2.0)
       rack
     redcarpet (2.1.1)