diff --git a/siteseer-before/Gemfile.lock b/siteseer-before/Gemfile.lock
index c4dbcdd..05985c9 100644
--- a/siteseer-before/Gemfile.lock
+++ b/siteseer-before/Gemfile.lock
@@ -41,7 +41,7 @@ GEM
     mime-types (1.16)
     nifty-generators (0.4.6)
     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)