diff --git a/Gemfile.lock b/Gemfile.lock
index 0f4c00f..58fa52c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -61,8 +61,8 @@ GEM
     json (1.6.1)
     json_pure (1.6.1)
     multi_json (1.0.3)
-    rack (1.3.5)
-    rack-protection (1.1.4)
+    rack (1.6.11)
+    rack-protection (1.5.5)
       rack
     sinatra (1.3.1)
       rack (~> 1.3, >= 1.3.4)