diff --git a/Gemfile.lock b/Gemfile.lock
index de69215..bc6ce19 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -55,7 +55,7 @@ GEM
     multi_json (1.0.3)
     mysql (2.8.1)
     polyglot (0.3.2)
-    rack (1.3.5)
+    rack (1.3.10)
     rack-cache (1.1)
       rack (>= 0.4)
     rack-mount (0.8.3)