diff --git a/Gemfile.lock b/Gemfile.lock
index b432a3f..a72cd1e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -59,11 +59,11 @@ GEM
       mail (~> 2.3.0)
       padrino-core (= 0.10.7)
     polyglot (0.3.3)
-    rack (1.4.1)
+    rack (1.6.11)
     rack-less (3.0.2)
       less (~> 2.0)
       rack (~> 1.0)
-    rack-protection (1.2.0)
+    rack-protection (1.5.5)
       rack
     rack-test (0.6.2)
       rack (>= 1.0)