diff --git a/Gemfile.lock b/Gemfile.lock
index 71293ae..3e26b30 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -54,7 +54,7 @@ GEM
     mysql (2.8.1)
     nokogiri (1.4.6)
     polyglot (0.3.1)
-    rack (1.2.3)
+    rack (1.2.8)
     rack-mount (0.6.14)
       rack (>= 1.0.0)
     rack-test (0.5.7)