diff --git a/Gemfile.lock b/Gemfile.lock
index c8e23b7..828af34 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -73,7 +73,7 @@ GEM
     packet (0.1.15)
     pg (0.14.1)
     polyglot (0.3.3)
-    rack (1.2.5)
+    rack (1.2.8)
     rack-mount (0.6.14)
       rack (>= 1.0.0)
     rack-test (0.5.7)