diff --git a/06-3rd-December-2013/keynote/Gemfile.lock b/06-3rd-December-2013/keynote/Gemfile.lock
index 11aa3a8..50a69de 100644
--- a/06-3rd-December-2013/keynote/Gemfile.lock
+++ b/06-3rd-December-2013/keynote/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    rack (1.4.1)
+    rack (1.6.13)
     rack-protection (1.2.0)
       rack
     shotgun (0.9)