diff --git a/website/www/Gemfile.lock b/website/www/Gemfile.lock
index bf03aaa4097..1425c571da0 100644
--- a/website/www/Gemfile.lock
+++ b/website/www/Gemfile.lock
@@ -71,7 +71,7 @@ GEM
     multi_json (1.8.0)
     nokogiri (1.6.0)
       mini_portile (~> 0.5.0)
-    rack (1.5.2)
+    rack (1.6.13)
     rack-contrib (1.1.0)
       rack (>= 0.9.1)
     rack-test (0.6.2)