diff --git a/Gemfile.lock b/Gemfile.lock
index f2377fa..c752a16 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,8 +11,8 @@ GEM
     debugger-ruby_core_source (1.3.2)
     eventmachine (1.0.3)
     newrelic_rpm (3.7.3.204)
-    rack (1.5.2)
-    rack-protection (1.5.3)
+    rack (1.6.13)
+    rack-protection (1.5.5)
       rack
     sinatra (1.4.5)
       rack (~> 1.4)